1937, 3k-50k, 23 mint stamps and 26 souvenir sheets, including two complete sets of eight, imperforated 3k and 40k (both genuine, but regummed), numerous varieties on souvenir sheets, which are meticulously described, full OG, mainly NH, F/VF (Image)

1937, 3k-50k, complete set of eight, blocks of four, 40k and 50k are folded once, all others are unfolded, nice quality, full OG, NH, mostly VF (Image)

1937, Theater on Maykovsky Square, 3k brown violet, vertical imperforated pair, fresh condition, full OG, NH (bottom stamp) or hinged, F/VF centering (Image)

1937, Moscow Book Store, 5k brownish red, vertical imperforated pair, balanced300 margins all around, full OG with slight soiling at the top stamp, VF (Image)

1937, Moscow Book Store, 15k black, four-side margins imperforated single, full OG with a few tiny toned spots, NH, VF appearance (Image)

1937, Theater of the Red Army, 20k gray green, vertical imperforated pair, nice and post office fresh, full OG, NH, VF, Raritan Stamps guarantee (Image)

1937, Hotel ''Moscow'', 30k black, perforation 11, two stamps with horizontal and vertical positions of watermark Borders and Rosettes, full OG,NH, VF (Image)

1937, Palace of Soviets, 40k violet, souvenir sheet of four without text at the top and bottom, size 142x92mm, excellent condition, bright and fresh full original gum, apparently very lightly hinged (tiny place of uneven gumat the top), VF and extremely rare, Soviet Philatelic guarantee hs (Image)