Collection on Illustrated Scott Pages. 1922-39, 86 mint stamps and 1 souvenir sheet, starting with RSFSR Airplane overprint, including Airships issues of 1931 and 1934, both Civil Aviation sets, Chelyuskin issue and many more, just several stamps are missing for the period, fresh condition overall, mainly full OG (several stamps are regummed), NH (marked **) or LH/hinged, F/VF, Est. $2,000-$2,400 (Image)