BEAUTIFUL MINT NEVER HINGED COLLECTION: 1923 -39, 103 mint stamps, representing 23 complete issues, Trans-Atlantic and North Pole Flights, Aviation Exhibition with souvenir sheet of 1937, Sports of 1938 and Moscow Views of 1939, nice quality group, full OG, NH, mainly VF, SC.v. 181,000P (Image)

COLLECTION OF PERFORATION ERRORS: 1940-76, 24 beautiful items, including singles, pairs, strips and blocks of four, each one with double or partial double vertical or horizontal perforation, individually priced from $50 to $100, we mention two pieces with disturbed gum, nice quality overall, full OG, NH or LH (4) and one CTO, VF (Image)

COLLECTION OF ERRORS AND VARIETIES: 1961-91, 1300 mint stamps, many in multiples, including 25 imperforates of 1980-90's (Winter Olympics of 1980 not counted), Foster with ''1964'' in complete sheet, numerous plate varieties, color shifts and etc., as well as 61 souvenir sheets, including two Green Tokyo, two Goznak specimen sheets and more, full OG, generally NH, VF and valuable unit (Image)

COLLECTION OF DOMESTIC AND WILD ANIMALS: 1939-88, over 325 mint stamps, including All-Union Agriculture issue, miniature sheets WWF Polar Bears of 1987, and three souvenir sheets, apparently all are incomplete issues, neatly mounted on quadrille pages, nice quality unit, fresh and nice, full OG, NH, mostly VF (Image)

SMALL GROUP OF BETTER SETS: 1921-42, 4th Anniversary of Revolution, two unissued of 200r brown (one - no gum), Ice-Breaker ''Malygin'' imperforated and perforated sets of four, the Stratosphere Disaster, set of three, and several others, expertly regummed or full OG, hinged, F/VF (Image)

MAINLY ARCTIC AND ANTARCTIC POSTAL HISTORY AND CANCELLATIONS: 1931-91, 77 items, including North Pole Zeppelin Flight cover and North Pole Stations No. 6 to 22 markings, some better Antarctic cancels, others are rather common FDC and commemorative postmarks, nice quality group, F/VF (Image)