Auction #4 World Coins & Medals + Specialized Holyland Postal History

British WWI military mail in Egypt: 24 NO 1916 stampless OAS YMCA stationary cv (FB-YMC1) ex SZ 2 (ZAGAZIG, Egypt) to CAMBRIDGE, tied by DC Proud-D1 pmk; signed by censor officer (confirmed contents okay) & passed via "stamping officer" who applied censor cachet. This civilian mail: not marked "military recreation/free"; as of June 1915, this org. staff & others authorized to use APO mail free. Slit open at top, flap left top edge missing.
Feldpost - Britisches Weltreich Erster Weltkrieg
דואר צבאי - אימפריה בריטית במלחמת העולם ה-1