TY - BOOK AU - Thetford, Owen Gordon TI - AIRCRAFT OF THE ROYAL AIR FORCE SINCE 1918 U1 - 623.746 PY - 1963/// CY - London PB - Putnam KW - Aeroplanes -- Military KW - Gt. Brit. -- Royal Air Force N1 - Published In 1957 Under Title : Aircraft Of The Royal Air Force, 1918-57 ER -