German Postal History and More
Ron Leith Auctions Sale - 53 Page 47
Nathan Hale Stamp - postal stamp - public domain postal stamp scan - PICRYL - Public Domain Media Search Engine Public Domain Image
File:Stamp UK MEF 1942 2p.jpg - Wikimedia Commons
File:US and PI First Transpacific Air Mail Stamps 1935.jpg - Wikipedia
German Postage 1931-1940 Year of Issue Stamps for sale
887 FDC - 1940 Famous Americans: 5c Daniel Chester French - Mystic Stamp Company
1940 FamAmer f 5 - postal stamp - PICRYL - Public Domain Media Search Engine Public Domain Search
884-88 - 1940 American Artists, collection of 5 stamps - Mystic Stamp Company
JQ3 - 1913 5c Parcel Post Due Stamp - Mystic Stamp Company
Horace Mann, head-and-shoulders portrait, three-quarters to right] - PICRYL - Public Domain Media Search Engine Public Domain Image
1940 FamAmer c 1 - postal stamp - PICRYL - Public Domain Media Search Engine Public Domain Search
879-83 - 1940 American Composers, collection of 5 stamps - Mystic Stamp Company
German Postal History and More