Postcard collection in album, ca. 140 different mainly unused cards, 1950s and 1960s, some earlier ones, too (Image)

1926 registered cover from Vladivostok to Kharbin with Soviet Trade Fleet Advertising Label, Harbin arrival postmark on reverse (Image)

1927 cover sent from Moscow to Frankfurt, franked with multiple different stamps, arrival mark on reverse (Image)

1930 - 1931 two registered Zeppelin covers with various cancellations, Mi 391, 402B, 404B (Image)