5k. in combination with War Charity 1 (2)k. and 7 (8)k. (2), cancelled by Kalgan double-ring d.s. (Type 5, serial "a"), with Russian censorship cachets and seal applied together with U.S. transit and arrival d.s. A scarce combination. Signed Holcombe. Photo" /> cover 1916 (5 Aug.) cover registered to U.S.A. bearing on reverse<I> "Kitai"</I> 5k. in combination with War Charity 1 (2)k. and 7 (8)k. (2), cancelled by Kalgan double-ring d.s. (Type 5, serial<I> "a"</I>), with Russian censorship cachets and seal applied together with U.S. transit and arrival d.s. A scarce combination. Signed Holcombe. Photo | Christie's