The following table lists AFEE reports held at the National Archives Kew in the AVIA Series 21 files.
A small sample of these reports (which are identified by maroon type) are available to view on ParaData.
National Archives File Reference
Report DatesAVIA 21/1 Paratroop dropping from Hotspur glider: investigation and tests TDS/G2 1941 AVIA 21/2 Development of tow cable for Hotspur glider TDS/G3 1941 AVIA 21/3 Suitability of Lysander aircraft as tug for Hotspur glider TDS/G4 1941 AVIA 21/4 Ground equipment for Hotspur glider TDS/G5 1941 AVIA 21/5 Hotspur glider: full load tests TDS/G6 1941 AVIA 21/6 Hengist glider to specification 25/40: tests TDS/G7 1941 AVIA 21/7 Nose towing of Hotspur II glider TDS/G9 1941 AVIA 21/8 Modified Hotspur II glider B.T.500 TDS/G10 1941 AVIA 21/9 Failure of Hotspur tow cables used by G.T.S. Thame TDS/G11 1941 AVIA 21/10 Hotspur tow cables by R. Malcolm Ltd. TDS/G12 1941 AVIA 21/11 Hotspur II Internal Temperatures TDS/G13 1941 AVIA 21/12 Essential modifications to Hotspur II glider for training and operational purposes TDS/G14 1941 AVIA 21/13 Hotspur II: preliminary notes on technique of making descents on tow TDS/G15 1941 AVIA 21/14 Hotspur II: external nose ballast weights TDS/G16 1941 AVIA 21/15 Hotspur II: forward extension of C.G. limits TDS/G17 1941 AVIA 21/16 Hotspur II: comparative trim and stick force tests for low-hook and nose-hook towing TDS/G18 1941 AVIA 21/17 Multiple towing: preliminary notes TDS/G19 1942 AVIA 21/18 Malcolm No. 4A quick release: tests TDS/G20 1942 AVIA 21/19 Suggested methods of blind-towing TDS/G21 1942 AVIA 21/20 Cobb-Slater variometer TDS/G22 1942 AVIA 21/21 Range calculator for Hotspur II glider TDS/G23 1942 AVIA 21/22 Present position of direct wire communication between tug and glider TDS/G24 1942 AVIA 21/23 Audax aircraft as Hotspur tug TDS/G25 1942 AVIA 21/24 Rotachute trials TDS/G26 1942 AVIA 21/25 Rotachute for Blitz Buggy TDS/G27 1942 AVIA 21/26 Hotspur II glider: handling and performance in free flight TDS/G28 Pts 1-2 1942-43 AVIA 21/27 Master II aircraft as Hotspur tug TDS/G29 1942 AVIA 21/28 Hotspur II glider: arrester gear TDS/G30 1942 AVIA 21/29 Hotspur II glider: ditching trials TDS/G31 1942 AVIA 21/30 Multiple glider towing TDS/G32 1942 AVIA 21/31 Hotspur III glider BV200: diving trials TDS/G33 1942 AVIA 21/32 Whitley V aircraft as tug for gliders TDS/G34 Pts 1-3 & 5 1942-43 AVIA 21/33 Hamilcar glider: data and tests TDS/G35 Pts 1-7 1942-46 AVIA 21/34 Horsa glider tests TDS/G36 Pts 1-5 1942-43 AVIA 21/35 Rope drying machine for glider tow-cables TDS/G37 1943 AVIA 21/36 Dropping of the Hadrian undercarriage by parachute TDS/G38 1943 AVIA 21/37 Hadrian I glider: handling and performance tests TDS/G39 Pts 1-2 1943-45 AVIA 21/38 Hengist glider: handling and performance tests TDS/G40 1943 AVIA 21/39 Horsa II glider: brief performance and handling tests TDS/G41 1945 AVIA 21/40 Hotspur I glider fitted with bellows flap; flight tests TDS/G42 1945 AVIA 21/41 D.I automatic pilot on the CG-13A glider: tests TDS/G43 1946 AVIA 21/42 Hamilcar X glider: tests TDS/G44 Pts 1-4 1945-47 AVIA 21/43 CG-13A glider: performance and brief handling trials TDS/G45 1946 AVIA 21/44 TX.3/43 glider: handling and performance tests TDS/G46 1946 AVIA 21/45 D.I automatic pilot fitted to a Horsa II glider TDS/G47 1946 AVIA 21/46 TX.8/45 glider: handling and performance tests TDS/G48 1947 AVIA 21/47 Dropping tests with folding trolley and mortar base plate TDS/P4 1941 AVIA 21/48 Note on drifting of collapsible trolley TDS/P5 1941 AVIA 21/49 Prototype Mk. I metal container for training TDS/P6 1941 AVIA 21/50 Irvin patent dual release parachute: tests TDS/P7 1941 AVIA 21/51 Parachute training under tropical conditions TDS/P8 1941 AVIA 21/52 Packing of `Liquitite' containers in A.F.E. Mk. I containers TDS/P9 1941 AVIA 21/53 Suitability of Hudson aircraft for parachuting TDS/P11 1941 AVIA 21/54 Service trials of approved type containers TDS/P12 1941 AVIA 21/55 Modification of Hudson aircraft for parachuting by hole technique TDS/P14 1941 AVIA 21/56 New method of de-planing paratroops TDS/P15 1941 AVIA 21/57 Whitley aircraft as paratroop carrier TDS/P16 1942 AVIA 21/58 Quick connector for parachute static line and strop TDS/P17 1942 AVIA 21/59 Loading of Wellington IA and IC aircraft as paratroop carriers TDS/P18 1942 AVIA 21/60 Parachuting descents made at A.F.E.E. from Nov. 1941 to Jan. 1942: statistics TDS/P21 1942 AVIA 21/61 `X' type Mk. II parachute: trials TDS/P22 1942 AVIA 21/62 Paratroop dummies: tests TDS/P23 1942 AVIA 21/63 New method of deplaning paratroops TDS/P24 1942 AVIA 21/64 Parachute synthetic trainer TDS/P25 1942 AVIA 21/65 Wellington IC aircraft for paratroop operations: trials TDS/P26 1942 AVIA 21/66 Abnormal development of Mk. I parachute TDS/P27 1942 AVIA 21/67 Floor covering for paratroop aircraft TDS/P29 1942 AVIA 21/68 Wellington IC aircraft for paratroop operations: trials TDS/P30 1942 AVIA 21/69 Inspection of the G.Q. quick release harness TDS/P33 1942 AVIA 21/70 Camouflet set 2¼ Mk.II: carriage in bomb racks for parachute dropping TDS/P34 1942 AVIA 21/71 Everest carriers: dropping tests from Douglas C.47 aircraft TDS/P35 1942 AVIA 21/72 Drop of folding bicycle by parachute from Douglas C.47 aircraft TDS/P36 1942 AVIA 21/73 British containers: carriage on American parapack racks on Douglas C.47 aircraft TDS/P37 1943 AVIA 21/74 Lifebuoy type flamethrowers: dropping tests from Douglas C.47 aircraft TDS/P38 1942 AVIA 21/75 Dropping tests of panniers from Douglas C.47 aircraft TDS/P39 1942 AVIA 21/76 External D-ring stowage on X type Mk. I parachute TDS/P40 1942 AVIA 21/77 Dual X type harness supplied by Irvin Air Chute Co TDS/P43 1942 AVIA 21/78 Live descents with X type Mk. I parachute fitted with long lift webs TDS/P44 1942 AVIA 21/79 Trials of Lancaster and Manchester for paratroop operations TDS/P45 Pts 1-2 1942 AVIA 21/80 Interior lighting of paratroop aircraft TDS/P46 1942 AVIA 21/81 Sleeping bags: dropping tests without parachute TDS/P47 1942 AVIA 21/82 D.K.W. motor cycle: dropping tests TDS/P50 1942 AVIA 21/83 Hudson aircraft paratroop installation: tests TDS/P20 Pt 1 1942 AVIA 21/84 Douglas C.47 aircraft: airborne equipment loading trials TDS/P41 1943 AVIA 21/85 Mk. I and Mk. III containers fitted with wheels: dropping and towing tests TDS/P42 1943 AVIA 21/86 Lancaster aircraft as troop transport: tests TDS/P48 Pt 1942 AVIA 21/87 B.S.A. folding bicycle: dropping tests from aircraft by parachute TDS/P48 1943 AVIA 21/88 Dropping tests of wicker panniers to land on their bases TDS/P51 1943 AVIA 21/89 Parachute harness and Mk. I and Mk. III container quick release fittings: tests under Arctic conditions TDS/P52 1943 AVIA 21/90 Mk. I C.L.E 28-ft. diameter parachute: high speed dropping tests TDS/P53 1943 AVIA 21/91 Dropping tests of panniers from Horsa aircraft TDS/P54 1943 AVIA 21/92 Dropping of solo motor cycle in containers TDS/P55 1943 AVIA 21/93 Wheeled container transporting equipment TDS/P56 1943 AVIA 21/94 Mk. II ambulance stretchers: dropping tests TDS/P57 1943 AVIA 21/95 Dropping of wicker panniers from aircraft TDS/P58 1943 AVIA 21/96 A.E.D. Mk. IV compressed paper container: tests TDS/P59 1943 AVIA 21/97 Dropping of 75mm American pack howitzer M.I TDS/P61 Pts 1-2 & 6 1943-45 AVIA 21/98 Quilter type parachute delay opening mechanism: tests TDS/P62 Pts 1-10 & 12 1943 AVIA 21/99 B.S.A. type of folding bicycle: tests TDS/P63 1943 AVIA 21/100 Albemarle I aircraft P.1438 for paratroop operations: trials TDS/P64 1943 AVIA 21/101 Dropping of Mk. I and Mk. III containers from Stirling I aircraft TDS/P69 1943 AVIA 21/102 Carriage and dropping of 4.2" mortar Mk. II TDS/P70 1943 AVIA 21/103 Carriage and dropping of Mk. III containers from a Hurricane aircraft TDS/P71 1943 AVIA 21/104 `X' type pack: four point attachment of harness TDS/P72 1943 AVIA 21/105 Oxygen and acetylene cylinders: dropping tests TDS/P73 1943 AVIA 21/106 Dropping of felt panniers TDS/P74 1943 AVIA 21/107 New type of static line hook for parachute descents: tests TDS/P75 1943 AVIA 21/108 Loading of containers and folding trollies on various bomber aircraft TDS/P76 1943 AVIA 21/109 Dropping wounded aircrew by parachute TDS/P77 Pts 1-9 1943 AVIA 21/110 Experimental percussion head: tests TDS/P78 1943 AVIA 21/111 E.A.S. panniers on 2 point suspension parachutes: tests TDS/P79 1943 AVIA 21/112 Mk. I(T) and Mk. III containers loaded to 500 lb. on standard 28 ft. parachutes: tests TDS/P80 1943 AVIA 21/113 Parachutes size 16 ft. 6 ins. cut on the square: tests TDS/P81 1943 AVIA 21/114 Flexible petrol tank: tests TDS/P82 1943 AVIA 21/115 `X' type parachute: test of standard inner bag with webbing stowage loops TDS/P83 1943 AVIA 21/116 X' type statichutes with 50 lb. nylon cord ties TDS/P84 1943 AVIA 21/117 Reduction of strop length in Halifax aircraft special parachute installation TDS/P85 1943 AVIA 21/118 Douglas C.47 and C.53 aircraft for paratroop operations using long strops TDS/P86 1943 AVIA 21/119 Paratroop trials on Douglas C.47 and C.53 aircraft including jumping with kitbags TDS/P60 60a Pts2-4 1943-44 AVIA 21/120 Carriage and dropping of Mk. III containers from Barracude II aircraft TDS/P87 1944 AVIA 21/121 Dropping of Bangalore torpedoes from bomb racks TDS/P88 1944 AVIA 21/122 Dakota I, II and III aircraft for troop transport TDS/P89 1944 AVIA 21/123 Wicker panniers with rope harness and experimental parachute: tests TDS/P90 1944 AVIA 21/124 Ventura Mk. II aircraft for paratroop operations: trials TDS/P91 1944 AVIA 21/125 Paratrooping with rifle valise TDS/P92 1944 AVIA 21/126 Paratrooping with kitbags TDS/P93 1944 AVIA 21/127 Stirling IV aircraft for paratroop operations: trials TDS/P94 1944 AVIA 21/128 X' type parachute: tests on gaiter stowage for static line TDS/P95 1944 AVIA 21/129 `X' type parachute: single point suspension TDS/P96 1944 AVIA 21/130 Supply dropping of containers from Lancaster I, II and III aircraft TDS/P97 1944 AVIA 21/131 Supply dropping of containers from Albemarle I and II aircraft TDS/P98 1944 AVIA 21/132 Supply dropping of containers from Halifax II and V aircraft TDS/P99 1944 AVIA 21/133 Trials of S.P.Q. type M.S. man and supplies dropping equipment TDS/P100 1944 AVIA 21/134 Parachutes size 28 ft. with cotton canopies in Mk. I and Mk. III containers TDS/P101 1944 AVIA 21/135 Parachute sight Mk. 1 TDS/P102 1944 AVIA 21/136 New design of catch for A.E.D. TDS/P103 1944 AVIA 21/137 Halifax II and V aircraft as troop transport TDS/P104 1944 AVIA 21/138 Thomas container location device: tests TDS/P105 1944 AVIA 21/139 Horsa I glider for paratroop operations: trials TDS/P106 1944 AVIA 21/140 `X' type parachute harness with modified lift webs TDS/P107 1944 AVIA 21/141 `H' type inner bags: tests TDS/P108 1944 AVIA 21/142 Double paratrooping from Stirling IV aircraft and Horsa I glider TDS/P109 1944 AVIA 21/143 Double paratrooping from Halifax II or V aircraft and Horsa I glider TDS/P110 1944 AVIA 21/144 E.A.S. panniers with modified lighting baffles attached TDS/P111 1944 AVIA 21/145 Stirling IV aircraft as troop transport TDS/P112 1944 AVIA 21/146 Anti-tank 6 pdr gun and Ford 5 cwt. car: dropping tests TDS/P113 1944 AVIA 21/147 Royal Enfield motor cycle 125 cc.: dropping tests TDS/P114 1944 AVIA 21/148 Dakota aircraft: release or retrieving of paratroops caught in static lines TDS/P115 1944-47 AVIA 21/149 Lancaster II and III aircraft as troop transport TDS/P116 1944 AVIA 21/150 Albemarle I, II and V aircraft as troop transport TDS/P117 1944 AVIA 21/151 Folding trolley Mk. II: dropping tests from various aircraft TDS/P118 Pts 1-2 1944-45 AVIA 21/152 Dropping of spare parts for Ford 5 cwt. car TDS/P119 1944 AVIA 21/153 Carriage of equipment by paratroops TDS/P120 Pts 1-5 1944-45 AVIA 21/154 Trials of man and supplies dropping equipment: parachute legbag TDS/P121 1944 AVIA 21/155 Parachute Tests TDS/P122 Pts 1-5 1944-45 AVIA 21/156 Special vane type auxiliary parachutes: tests TDS/P123 1944 AVIA 21/157 Dropping of camouflet set from Dakota aircraft door TDS/P124 1944 AVIA 21/158 Dropping of spare barrels for anti-tank 6 pdr. gun TDS/P125 1944 AVIA 21/159 Hudson III aircraft for dropping `A' type Mk. II equipment: trials TDS/P126 1944 AVIA 21/160 Carriage and dropping of Mk. I(T) Mk. III type C and type H containers from Seafire III aircraft TDS/P127 1944 AVIA 21/161 Dakota aircraft: supplies dropping with double fuselage doors removed TDS/P128 1944 AVIA 21/162 Polsten 20mm. gun: dropping by parachute TDS/P129 1944-45 AVIA 21/163 Carriage of British containers in Liberator and Fortress aircraft TDS/P130 1944 AVIA 21/164 Avenger aircraft: carriage and dropping of Mk. III containers TDS/P131 1944 AVIA 21/165 Dropping of spare barrels for anti-tank 17 pdr. gun TDS/P132 1944 AVIA 21/166 S.O.E. version roller conveyor system in Stirling IV aircraft: tests TDS/P133 1944 AVIA 21/167 Substitution of American G.I. parachutes for British container parachutes TDS/P134 1945 AVIA 21/168 Non-oscillating `X' type parachute: trials TDS/P135 Pts 1-4 1945 AVIA 21/169 Parachuting from `Cuda' floats TDS/P136 1945 AVIA 21/170 Folding trolley for wireless sets: dropping tests from Stirling IV and Dakota aircraft TDS/P137 1945 AVIA 21/171 Free dropping of miscellaneous packages from the Dakota aircraft roller conveyor TDS/P138 1945 AVIA 21/172 Warwick C Mk. III aircraft as troop transport: trials TDS/P139 1945 AVIA 21/173 New type auxiliary for 28 ft. flat and 20 ft. shaped gore parachutes: tests TDS/P140 1945 AVIA 21/174 Miscellaneous packages on toboggans: dropping tests from Dakota aircraft roller conveyor TDS/P141 1945 AVIA 21/175 Paratrooping from Dakota aircraft at high speed TDS/P142 1945 AVIA 21/176 Carriage and dropping of Mk. I(T) and Mk. III containers from Typhoon F.IB aircraft TDS/P143 1945 AVIA 21/177 American `Skyhook' container: dropping tests TDS/P144 1945 AVIA 21/178 Improvised packages for parachuting stores: dropping tests TDS/P145 1945 AVIA 21/179 Special paratroop green light for actuating and interrupter gear TDS/P146 1945 AVIA 21/180 Maximum size and weight of loads dropped through parachute exits TDS/P147 1945 AVIA 21/181 Warwick C Mk. III as a paratroop aircraft TDS/P148 1945 AVIA 21/182 Carriage and dropping of `F' type containers from Dakota aircraft TDS/P149 1945 AVIA 21/183 Stirling V aircraft for paratroop operations TDS/P150 1945 AVIA 21/184 Stirling V aircraft for troop transport TDS/P151 1945 AVIA 21/185 York aircraft for parachute operations: preliminary trials TDS/P152 1945 AVIA 21/186 Roller conveyor system for Stirling V aircraft TDS/P153 1945 AVIA 21/187 Automatic release of parachute gear TDS/P154 1945 AVIA 21/188 X' type parachute with imporous `D' panels TDS/P155 1945 AVIA 21/189 Commando C.46 aircraft for paratroop operations: trials TDS/P156 1945 AVIA 21/190 Supply dropping from Commando C.46 aircraft using Dakota type roller conveyor system TDS/P157 1945 AVIA 21/191 Field impregnating sets Mk. I: dropping tests from Dakota aircraft TDS/P158 1945 AVIA 21/192 Carriage and dropping Mk. I(T), Mk. III type `C' and type `H' containers from Wildcat V aircraft TDS/P159 1945 AVIA 21/193 Snatch eliminator for paratrooping with equipment: tests TDS/P160 1945 AVIA 21/194 Paratrooping from Halifax A VII aircraft fitted with Handley Page freight pannier TDS/P161 1946 AVIA 21/195 Carriage and dropping of Mk. I(T), Mk. III type `C' and type `H' containers from Firefly FR Mk. I aircraft TDS/P162 1946 AVIA 21/196 Paratrooping from Halifax A IX aircraft with and without freight pannier TDS/P163 1946 AVIA 21/197 Two 5 cwt. cars: dropping tests from Halifax aircraft TDS/P164 1946 AVIA 21/198 Carriage and dropping of folding bicycles from Dakota and Halifax aircraft TDS/P165 1946 AVIA 21/199 Ford 5 cwt. car and 75 mm. pack howitzer with ammunition trailer: dropping tests from Halifax aircraft TDS/P166 1946 AVIA 21/200 Ford 5 cwt. car and 10 cwt G.S. lightweight trailer: dropping tests from Halifax aircraft TDS/P167 1946 AVIA 21/201 Two 10 cwt. G.S. lightweight trailers: dropping tests from Halifax aircraft TDS/P168 Pts 1-2 1947 AVIA 21/202 Carriage and dropping tests of twin Mk. III containers on Halifax aircraft TDS/P169 1947 AVIA 21/203 Assessment of type B.3 driftmeter for paratrooping TDS/P170 1947 AVIA 21/204 Parachuting heavy equipment from the Halifax A IX aircraft TDS/P171 1947 AVIA 21/205 Modified Mk. III leg kitbag: tests TDS/P172 1947 AVIA 21/206 `Y' type containers: weathering, handling and dropping tests TDS/P173 1947 AVIA 21/207 Carriage and dropping of Mk. III containers from Tempest II aircraft TDS/P174 1947 AVIA 21/208 Prototype crate for carriage and dropping of three 350 cc. Matchless motor cycles TDS/P175 1947 AVIA 21/209 Carriage and dropping of O.Q.F. 25 pdr gun from Halifax aircraft TDS/P176 1948 AVIA 21/210 Quilter barometrically operated parachute device: tests TDS/P177 1949 AVIA 21/211 Paratrooping trials from a Fairchild type C 82 aircraft TDS/P178 1949 AVIA 21/212 Investigation on suitability of Valetta aircraft for a paratroop role TDS/P179 1949 AVIA 21/213 Paratrooping trials from Hastings aircraft TDS/P180 1949 AVIA 21/214 Despatchers safety harness: tests TDS/P181 1949 AVIA 21/215 Warning bell for transport aircraft in supply dropping role TDS/P182 1949 AVIA 21/216 Supply dropping of panniers and containers from Valetta C Mk II aircraft TDS/P183 1949 AVIA 21/217 Pannier dropping trials from Hastings C Mk I aircraft using Handley Page gravity type roller conveyor TDS/P184 1949 AVIA 21/218 Carriage and dropping of type `W' legbag fitted with an auxiliary parachute TDS/P185 1950 AVIA 21/219 Parachute type `X' Mk III with 150 1b centre base tie: trials TDS/P186 1950 AVIA 21/220 Development of the rotachute Res/2 1942 AVIA 21/221 Rotaplane for Valentine tank Res/3 1942 AVIA 21/222 Application of performance reduction methods to aircraft towing gliders Res/4 1942 AVIA 21/223 Swinging tendency of Master II aircraft towing a Hotspur glider Res/5 1943 AVIA 21/224 Synthetic trainer for paratroop stick drill Res/6 1943 AVIA 21/225 The differential equation of elastic equilibrium for rotor blades of varying mass distribution Res/7 1943 AVIA 21/226 Flight measurements of the drag of the Hotspur, Hadrian, Hengist, Horsa and Hamilcar gliders Res/8 1943 AVIA 21/227 Correction to the take-off distance of an aircraft, for variations of atmospheric and wind conditions, with application to aircraft towing gliders Res/9 1943 AVIA 21/228 Handling and stall characteristics of one-third scale Baynes Carrier Wing glider: preliminary tests Res/10 1943 AVIA 21/229 Measurements of tow-cable snatch loads and longitudinal accelerations in a glider in towed flight Res/11 1943 AVIA 21/230 Rotaplane to specification 11/42: flight tests Res/12 1944 AVIA 21/231 Effect of usage on the strength of glider two ropes Res/13 1944 AVIA 21/232 Rotaplane to specification 10/42: design and development Res/14 1944 AVIA 21/233 Investigation of the forces on equipment during parachute development Res/15 1944 AVIA 21/234 Extension of glider tow cable theory to elastic cables subject to air forces of a generalised form Res/16 1945 AVIA 21/235 Effect of the glider on the longitudinal trim of the tug Res/17 1945 AVIA 21/236 Comparison of the parachute forces during development of `R' and `C' type parachutes Res/18 1946 AVIA 21/237 Hoverfly I helicopter K.K. 978: investigation into the technique of performance measurement on helicopters Res/19 1946 AVIA 21/238 Focke-Achgelis Fa 223E helicopter No. V14 Res/20 1946 AVIA 21/239 Cable forces in towed glider flight with hemp and nylon tow cables Res/21 1946 AVIA 21/240 Performance reduction methods used at A.F.E.E. for tug and glider aircraft Res/22 c1946-47 AVIA 21/241 Vertical landing of a helicopter when the kinetic energy of the rotors is used as a temporary source of power Res/23 1947 AVIA 21/242 Forces on equipment during deployment of a parachute cluster by the retarder method Res/24 1947 AVIA 21/243 Critical opening speed and the opening forces of parachutes Res/25 1947 AVIA 21/244 Method of performance reduction for helicopters Res/26 1947 AVIA 21/245 Effect of the glider on the longitudinal static stability of a towing aircraft Res/27 1948 AVIA 21/246 Technique of dropping troops and military supplies by parachute 1939-1945 Res/28 1948 AVIA 21/247 Work of the Airborne Forces Experimental Establishment, 1940-1945 Res/29 1949 AVIA 21/248 Possible errors in records of dynamic forces in a simple tensiometer system Res/30 1950 AVIA 21/249 Wellington IC aircraft as a tug for Hotspur gliders T2 1942 AVIA 21/250 Hector aircraft towing Hotspur glider T3 1942 AVIA 21/251 Wellington III aircraft X.3286 towing Horsa glider: engine cooling tests T5 Pt 1 1942 AVIA 21/252 Halifax aircraft towing Horsa & Hamilcar gliders T1 Pts 2-4 1943 AVIA 21/253 Douglas C47/ C53 aircraft towing a Horsa glider: performance tests T4 Pts 1-4 1943-44 AVIA 21/254 Wellington III aircraft X.3286 towing a Horsa glider: performance tests T5 Pt 2 1942 AVIA 21/255 Master II aircraft DL.176 as tug for Hotspur gliders T6 1943 AVIA 21/256 Hudson III aircraft V.9228 towing a Horsa glider T7 1943 AVIA 21/257 Hudson III aircraft V.9228 towing two Hotspur gliders T8 Pt1 1943 AVIA 21/258 Hudson III aircraft V.9228 as a tug for Waco glider T8 Pt 2 1943 AVIA 21/259 Harvard II aircraft towing a Hotspur glider T9 1943 AVIA 21/260 Hector aircraft towing two Hotspur gliders T10 1943 AVIA 21/261 Lancaster aircraft as tugs for Horsa & Hamilcar gliders T11 Pts 1-2 1943 AVIA 21/262 Stirling I aircraft B.K.645 towing a Horsa glider T12 1943 AVIA 21/263 Stirling I aircraft B.K.645 towing Hamilcar glider T13 1943 AVIA 21/264 Whitley V aircraft towing Hengist glider T14 1943 AVIA 21/265 Spitfire VC aircraft towing Hotspur II glider T15 1943 AVIA 21/266 Albemarle IV aircraft P.1406 as tug for Hadrian glider T16 1943 AVIA 21/267 Douglas C.53/ C47 aircraft towing a Hadrian I glider T17 Pts 1-2 1943 AVIA 21/268 Albemarle aircraft towing Horsa glider T18 Pts 1-2 1943-44 AVIA 21/269 Albemarle IV aircraft as tug for Horsa glider T19 1943 AVIA 21/270 Albemarle aircraft towing a Hadrian glider: tests T20 Pts 1-4 1943-44 AVIA 21/271 Wellington X aircraft HE.731 towing a Hadrian glider T21 Pt 1 1943 AVIA 21/272 Wellington X aircraft towing a Horsa glider T22 1943 AVIA 21/273 Halifax aircraft fitted with lights for night towing T23 1943 AVIA 21/274 Wellington III aircraft X.3286 towing a Hadrian glider T24 1943 AVIA 21/275 Boston IIIA aircraft as tug for the Horsa glider T25 1943 AVIA 21/276 Stirling III aircraft as a tug for the Horsa glider T26 1943 AVIA 21/277 Warwick I aircraft BV 230 towing a Hadrian glider T27 1943 AVIA 21/278 Lancaster aircraft fitted with lights for night towing T28 1943 AVIA 21/279 Lancaster II aircraft DS.819 towing a Horsa glider T29 1943-44 AVIA 21/280 Whitley aircraft: twin tugging of Horsa gliders T30 1944 AVIA 21/281 Stirling IV aircraft as tug for Horsa glider T31 Pts 1, 3 & 4 1944 AVIA 21/282 Stirling IV aircraft EF.432 towing a Hamilcar glider T32 1944 AVIA 21/283 Spitfire IX aircraft BS.434 towing a Hotspur glider T33 1944 AVIA 21/284 Hudson VI aircraft towing a Hadrian glider T34 1944 AVIA 21/285 Lancaster III aircraft LM.451 towing a Horsa glider T35 1944 AVIA 21/286 Lancaster III aircraft towing a Hamilcar glider T36 1944 AVIA 21/287 Stirling IV aircraft towing a Hadrian glider: extended load tests under tropical conditions T37 1944 AVIA 21/288 Halifax III aircraft as a tug for a Horsa glider under tropical conditions T38 Pts 1-4 1945 AVIA 21/289 Commando Mk. C.46 aircraft towing a Horsa glider under tropical and temperate summer conditions T39 1945 AVIA 21/290 Dakota III aircraft towing a CG-13A glider under tropical conditions T40 1945 AVIA 21/291 Halifax III aircraft towing Hadrian gliders under temperate summer and tropical conditions T41 Pts 2-3 1945 AVIA 21/292 Halifax III aircraft towing a CG-13A glider under tropical conditions T42 1945 AVIA 21/293 Halifax III aircraft NA 644 as a tug for Hamilcar glider T43 Pts 1-3 1945 AVIA 21/294 Lancaster II aircraft as a tug for Hamilcar glider T44 1945 AVIA 21/295 Halifax III aircraft towing Hamilcar X glider under tropical conditions T45 1946 AVIA 21/296 Halifax VI aircraft as a tug for Hamilcar I glider ( Effect on performance of 8000lb freight pannier) T46 Pt2 1946 AVIA 21/297 Martinet I aircraft towing Hotspur glider T47 1946 AVIA 21/298 Martinet I aircraft towing TX 3/43 glider: performance and cooling trials T48 1946 AVIA 21/299 Auster V aircraft towing Grunau sailplane: performance and cooling trials T49 1946 AVIA 21/300 Auster V aircraft towing TX 8/45 glider: performance and cooling trials T50 1946 AVIA 21/301 York C. Mk. I aircraft towing Horsa II glider: performance and cooling trials for temperate summer conditions T51 1946 AVIA 21/302 Halifax A.IX aircraft as a tug for Horsa glider under temperate summer and tropical conditions T52 1947 AVIA 21/303 Halifax A.IX aircraft as a tug for Hamilcar I glider under temperate summer and tropical conditions T53 1947 AVIA 21/304 Halifax A.IX aircraft as a tug for Hamilcar X glider T54 1947 AVIA 21/305 Auster V. aircraft towing Olympia Eon sailplane: performance and cooling trials T55 1947 AVIA 21/306 Hastings aircraft towing a Hamilcar I glider T57 Pts 1-4 1948-49 AVIA 21/307 Auster VI aircraft towing Olympia Eon sailplane: performance and cooling trials T58 1948 AVIA 21/308 Valetta aircraft towing a Horsa II glider T59 Pts 1-3 1948-49 AVIA 21/309 Auster VI aircraft towing TX8/45 glider: performance and cooling trials T60 1948 AVIA 21/310 Hastings aircraft towing a Horsa II glider: performance and cooling under temperate summer and tropical conditions T61 1949 AVIA 21/311 Mosquito aircraft TT 39 towing sleeve and wing targets: performance and engine cooling trials T62 1949 AVIA 21/312 Hastings aircraft TE 583: air intake temperate tests T63 1949 AVIA 21/313 Beaufighter TT aircraft towing sleeve and wing targets: performance and engine cooling trials T64 1949 AVIA 21/314 Auster V aircraft towing Sedbergh TX-Mk I glider: performance and cooling trials T65 1949 AVIA 21/315 Tempest TT5 aircraft towing sleeve and wing targets: performance and engine cooling trials T66 1949 AVIA 21/316 Towing lights for tug aircraft E1 1943 AVIA 21/317 Automatic undercarriage release and arresting gear for Hamilcar glider E2 1943 AVIA 21/318 Mechanical sight for night and daytime towing E3 1943 AVIA 21/319 Engine cooling tests on Dakota III aircraft E4 1944 AVIA 21/320 Hadrian pick-up ropes: endurance tests E5 1945 AVIA 21/321 Pick-up of Horsa I and Horsa II gliders by Dakota aircraft E6 1945 AVIA 21/322 Cable laying from Auster aircraft E7 1945 AVIA 21/323 Mail pick-up by Auster aircraft E8 1946 AVIA 21/324 Cable laying from Dakota aircraft E9 1947 AVIA 21/325 Mail pick-up by the two-stage method E10 1947 AVIA 21/326 Strain gauge measuring equipment for the investigation into forces on equipment dropped by parachute E11 1947 AVIA 21/327 Investigation of the suitability of nylon for use in glider tow cables E13 1947 AVIA 21/328 Pick-up of a sixteen foot winged target by two stage method (Tests at increased contact speed) E12 Pt 2 1949 AVIA 21/329 Hoverfly I helicopter KL 105: Tests Rota 1 Pts 1-4 1947-50 AVIA 21/330 Hoverfly II helicopter: determination of weight and C.G. limits, performance and handling tests Rota 2 Pts 1-2 1947-50 AVIA 21/331 Sikorsky S.51 helicopter VW.209: performance and handling tests, engineering and maintenance appraisal Rota 3 Pts 1-2 1947-48 AVIA 21/332 Blind flying: interim note on tests on Hoverfly I helicopter Rota 4 Pats 1-2 1948-49 AVIA 21/333 V-g records on helicopters Rota 5 1948 AVIA 21/334 Performance after power failure of a helicopter with blade pitch control Rota 6 1949 AVIA 21/335 Focke-Achgelis Fa-330 machine: tests Rota 7 1950 AVIA 21/336 Suitability of Lysander for tugging TDS/G1 1941 AVIA 21/337 Hotspur Mk II glider: tests TDS/G8 1941 AVIA 21/338 Cable and webbing statichutes: comparison trials TDS/P1 1941 AVIA 21/339 Possible use of Dominie for paratroop dropping TDS/P2 1941 AVIA 21/340 Relative positions of containers and men during development of their respective statichutes TDS/P3 1941 AVIA 21/341 Vertical stowage and dropping of Hengist containers TDS/P10 1941 AVIA 21/342 Deployment of `A' type statichutes: experiments TDS/P13 1941 AVIA 21/343 Proposed modifications to Liberator for special parachute operations TDS/P19 1942 AVIA 21/344 Tests of paratroop installation devised by RAF Command Middle East TDS/P20 Pt 2 1943 AVIA 21/345 Halifax aircraft: trials for paratroop operations TDS/P28 Pts 1-3 1942-44 AVIA 21/346 Mk III containers fitted with two point parachute suspension: dropping tests TDS/P31 1942 AVIA 21/347 American installation of paratroop equipment on Hudson aircraft: tests TDS/P32 1942 AVIA 21/348 Suitability of various bomber aircraft for transporting troops: tests TDS/P48 Pt 1943 AVIA 21/349 BSA folding bicycle: dropping tests from aircraft by parachute TDS/P49 1942 AVIA 21/350 Douglas C47 and C53 aircraft: paratroop trials, including jumping with kitbags TDS P60 60a & Pts 2-4 1943-44 AVIA 21/351 Dropping of 75 mm American pack howitzer gun Mk I TDS P61 Pts 3-5 1944 AVIA 21/352 Ramex cotton parachute canopies: tests TDS P65 1943 AVIA 21/353 Dropping of Smith gun from Wellington III aircraft TDS P66 1943 AVIA 21/354 Improved wheeled container: dropping tests TDS P67 1943 AVIA 21/355 Parachuting from door of Whitley aircraft TDS P68 1943 AVIA 21/356 Dropping of Mk I and Mk III containers from Stirling aircraft TDS P69 Pt 2 1943 AVIA 21/357 Carriage and dropping of Mk II 4.2" mortar TDS P70 Pts 2-3 1943-44 AVIA 21/358 Investigation of Dakota III aircraft for troop transport with revised loading data TDS P89 Pt 2 1944 AVIA 21/359 Dropping the Polsten 20mm gun by parachute TDS P129 Pt 1 1945 AVIA 21/360 Hudson parachute release gear: automatic release of parachutes on landing TDS P154 Pt 2 1945 AVIA 21/361 Albemarle IV aircraft towing a Hadrian glider: extension of range T16 Pt 2 1943 AVIA 21/362 Stirling IV as tug for Horsa glider: extension of range T31 Pt 2 1944 AVIA 21/363 Halifax III aircraft NA 644 as tug for Hadrian glider under tropical conditions T41 Pt 1 1945 AVIA 21/364 Halifax VI aircraft as tug for Hamilcar I under temperate summer and tropical conditions T46 Pt 1 1946 AVIA 21/365 Pick up of a sixteen foot winged target by the two-stage method (see also AVIA 21/328) E12 Pt 1 1946 AVIA 21/366 Halifax II as tug for Hamilcar ( see also AVIA 21/252) T1 Pt 1 1942
Compiled by Harvey GrenvilleRead More