1922 (17 Oct) RSFSR, Russian Civil War registered Airmail cover from Tiraspol to Berlin, total franked by 240 R (Image)

1922 (29 Oct) RSFSR, Russian Civil War registered Airmail cover from Moscow to Berlin, total franked by 130 R (Image)

1924 (14 May) USSR Russia Airmail cover from Moscow to Paris, paying 45k and 1k Foreign Philatelic Exchange surcharge on back (Airmail handstamps Konigsberg) (Image)

1924 (28 May) USSR Russia Registered Airmail cover from Moscow to Berlin, paying 60k, Foreign Philatelic Exchange handstamp, Full set of 1924 airmail issue (Image)

1924 (12 Jun) USSR Russia Registered Airmail cover from Moscow to Berlin, paying 60k and 3k Foreign Philatelic Exchange surcharge on back (Label of received damage in the post office, Full set of 1924 (Image)

1924 (10 Oct) USSR Russia Airmail cover from Moscow to Berlin, paying 40k (Red Airmail handstamp) (Image)

1924 (10 May) USSR Russia cover from Leningrad to Munich (Germany) franked with 20k in Gold (Image)

1925 (18 Dec) USSR Russia Registered Express cover from Yevpatoria to Simferopol, paying 60k (Image)

1926 (12 May) USSR Russia Registered Airmail cover from Moscow to Basel via Berlin, paying 58k (Image)

1926 (28 Aug) USSR Russia Airmail cover from Kharkiv to Leipzig via Moscow and Berlin, paying 58k (rectangular red handstamp, and purple archival on back) (Image)

1927 (7 Sep) USSR Russia Registered cover from Moscow to New York (United States) franked with the full set of Airmail stamps (Image)

1927 (20 Oct) USSR Russia Airmail postcard from Moscow to Vienna via Berlin, Airmail handstamp Berlin (Image)

1927 (28 Oct) USSR Russia Registered Airmail cover from Moscow to Berlin, paying 52k (Image)

1930 (11 Jun) USSR Russia Airmail cover from Leningrad to Budapest via Berlin and Wien, paying 27k (Handstamp of Hungary Airmail) (Image)

1930 (19 Sep) USSR Russia Registered Airmail cover from Moscow to Frankfurt via Berlin, paying 60k (Image)

1930 (9 Oct) USSR Russia Registered Airmail cover from Moscow to Genova via Berlin, paying 2R 5k, Airmail postmark Berlin (Image)

1931 (13 Jul) USSR Russia Registered Airmail cover from Moscow to Stuttgart (Germany) via Berlin, franked with Airships (IMPERFORATED, Full Set) (Image)

1931 (25 May) USSR Russia Airmail Advertising postcard from Moscow to Hannover via Berlin, paying 20k (Airmail postmark and Hannover handstamps) (Image)

1931 (19 Aug) USSR Russia Airmail cover from Leningrad to Berlin, paying 60k (Airmail postmark Leningrad and Berlin) (Image)

1931 (9 Oct) USSR Russia Registered Airmail cover from Moscow to Harpenden, paying 56k (Image)

1932 (26 Aug) USSR Russia Airmail Polar postcard, First flight from Franz Josef Land to Basel via Arkhangelsk, Berlin, paying 50k with red triangle Polar flight handstamps (Image)

1932 (26 Aug) USSR Russia Airmail Polar postcard, First flight from Franz Josef Land to Moscow via Arkhangelsk, paying 50k with red triangle Polar flight handstamps (Image)

1932 (26 Aug) USSR Russia Airmail Polar postcard, First flight from Franz Josef Land to Moscow via Arkhangelsk, paying 50k with red triangle Polar flight handstamps (Image)

1932 (26 Aug) USSR Russia Airmail Polar postcard, First flight from Franz Josef Land to Roding via Arkhangelsk, Berlin, paying 50k with red triangle Polar flight handstamps (Image)

1932 (26 Aug) USSR Russia Airmail Polar cover, First flight from Franz Josef Land to Braunschweig via Arkhangelsk, Berlin, paying 50k with red triangle Polar flight handstamps (Image)