1944 Czechoslovakia incoming Undercover Mail from USA
Code: E0224
Czechoslovakia: (WW2 Fieldpost) 1944 incoming envelope from Omaha, United States to PO BOX 226, London, the undercover address for Czech Army, franked pair 3c Transcontinental Railroad tied first day of issue cancel, violet framed British censor handstamp at left, C.S.P.P Czechoslovak Field Post arrival cds of 7 JY
