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 issue of Topical Time,
the journal of the Americal Topical
Association, contains two articles on
Mayan topics on stamps.
Hello, has anyone got any info on marking, types and periods of use of Judicial/Official mail handstamps. Or know of any books or online exhibits? Thank you.