TANNU TUVA. 1944 cover to Sovetsk, bearing 10k Spearfishing changed colours and 15k landscape 1935 issue tied by KIZIL with Tuvian script erased and dated 4.7.44. Transits, censor mark and arrival on reverse. Very rare late usage of Tannu Tuva stamps just two months before 13th of October 1944 when Tuva was integrated into the Soviet Union as an Autonomous Region. (Photo). Est. 200 - 300 CHF.