1 RAF name for the American P-36 (6)
4 Bomber and troop transport retired in 1944 (6)
6 Despite scoring the first WW2 aerial victory for the RAF, this disappointing type was withdrawn from front line service in 1940 (6)
7 Variant of the Hawker Hart originally intended for operations in Iraq (5)
8 Turret-armed fighter built by Boulton Paul (7)
9 Torpedo bomber from which the Blenheim was developed (8)
15 American-built marine reconnassance aircraft (6)
18 Torpedo-carrying biplane that gained distinction at Taranto and against the Bismark (9)
19 Early-war carrier-based two seat fighter/dive bomber (4)
20 Army co-operation aircraft famously operated as transport for delivering SOE Agents into France (8)
22 Napier-engined ground attack aircraft designed by Sydney Camm (7)
23 Fairey biplane bomber operated in Egypt (6)
24 Army co-operation autogyro built by Avro as a version of the Cierva C.30 (4)