cover 1900 (8 Aug.) stampless envelope (vertical crease and slight damage at foot) to Plymouth with notation "Active Service No stamps available G. Mullins Capt. RML's(?)", showing fine strikes of the "F.P.O. NO 4/8 AU/00" single ring d.s (Tientsin) and "BASE OFFICE" single ring d.s (20/8) (Proud D2) struck at Hong Kong, also showing Indian and British tax h.s. A rare and very early Boxer rebellion cover posted before stamps became available. Photo
cover 1900 (8 Aug.) stampless envelope (vertical crease and slight damage at foot) to Plymouth with notation "Active Service No stamps available G. Mullins Capt. RML's(?)", showing fine strikes of the "F.P.O. NO 4/8 AU/00" single ring d.s (Tientsin) and "BASE OFFICE" single ring d.s (20/8) (Proud D2) struck at Hong Kong, also showing Indian and British tax h.s. A rare and very early Boxer rebellion cover posted before stamps became available. Photo

Details
cover 1900 (8 Aug.) stampless envelope (vertical crease and slight damage at foot) to Plymouth with notation "Active Service No stamps available G. Mullins Capt. RML's(?)", showing fine strikes of the "F.P.O. NO 4/8 AU/00" single ring d.s (Tientsin) and "BASE OFFICE" single ring d.s (20/8) (Proud D2) struck at Hong Kong, also showing Indian and British tax h.s. A rare and very early Boxer rebellion cover posted before stamps became available. Photo