2024 ISGC Auction Scans Member David Lindwall's article got Guatemala? was published in the March 2019 issue of The American Philatelist. APS members may read the article online here. _____________________________________ The March/April 2019 issue of Topical Time, the journal of the American Topical Association, contains two articles on Mayan topics on stamps. _____________________________________
Unique collection of stampless covers and other material
https://www.davidfeldman.com/dfsa-auctions/spring-auction-june2021/?soff_page=1&soff_category=&soff_keywords=Guatemala