Bidspirit auction | One Man Collection of Tannu

One Man Collection of Tannu Tuva - Pictorial issue - 1928, overfranked cover from Kyzyl to Moscow, bearing a single of Tuvinian Girl 1k and Camel Caravan 14k in block of four, tied by unclear date postal marking (Ustinovsky No.0.2), ''23.3.28'' Moscow receiver is on reverse, VF, Est. $200-$250 , Scott #15, 22 x4