Spaight, J. M. Blockade by air : the campaign against Axis shipping. - London Geoffrey Bles 1942. - 159p. : ills., b/w plates ; 22.5cm Index Subjects--Topical Terms: World War (1939-1945) ; Military operations, Aerial--British ; Blockade Dewey Class. No.: 940.544941 Spa/ Blo