Description

1918(May 22) OHMS printed stampless env to Cairo cancelled smudged APO SZ? d/s & w/oval No 57 Training Squadron/Royal Air Force h/s [Firebrace RCF 11] & w/on rev APO SZ 10 [23 May] transit d/s & Cairo [23 May] arrival d/s …….Scarce & early RAF that was formed 1 April 1918 from the amalgamation of the RFC & RNAS..