German Postage 1931-1940 Year of Issue Stamps for sale
887 - 1940 Famous Americans: 5c Daniel Chester French - Mystic Stamp Company
Washington Franklin - postal stamp - PICRYL - Public Domain Media Search Engine Public Domain Search
File:Stamp US 1962 4c Dag Hammarskjold invert.jpg - Wikipedia
File:Famous American Series of 1940.jpg - Wikimedia Commons
Ron Leith Auctions Sale - 53 Page 47
Stamp Label Norway Christmas WWII 1940-5 Set Norwegian Charity Vignette NSH MNH
879-83 - 1940 American Composers, collection of 5 stamps - Mystic Stamp Company
867 - 1940 Famous Americans: 5c Walt Whitman - Mystic Stamp Company
1940s Full Sheet 15 Unused Vintage US Postage Stamps 33-c Celebrate the Century World War II Big Band TV WW2 Save the Date Wedding Postage
1940 FamAmer g 5 - postal stamp - PICRYL - Public Domain Media Search Engine Public Domain Search
Daniel F. Kelleher Auctions, LLC Sale - 628 Page 53