HUNGARY 1949-50 3f Air UPU IMPERF stamp from mini-sheet,Michel 1111 B,NHM

HUNGARY 1942 ARCHIVE SPECIMENS 1942 Air Force Fund complete set, Michel 687/690, in strips of three affixed to part of archive sheet and cancelled with three line “SPECIMEN / COLLECTION / MAURITANIE” handstamps in magenta, unique items from the Mauritania UPU specimen archive. (12 stamps)