Lot no. 423

FIELD POST: 1917, "TRESOR ET POSTES..6.12.17", cds. on field post cover with cachet "ARMEE SERBE-AÉRONAUTIQUE LE COMMANDANT" and censorship cancel "ARMEE D'ORIENT CENSURE MILITAIRE 66" with label and boxed "OUVERT P....AUTORITE MILITARE 14" on reverse to Paris, cover on two sides opened, otherwise fine and with cpl. letter