Philatelic Markings Indentifier
* Note: Terms in (parenthesis) are explanatory, in {curly brackets} are literals or transliterations, in [square brackets] are sources.
* Note: Terms in (parenthesis) are explanatory,
(A Linn's article on Scott Catalog prefixes & sufixes; amended with image links via Hohertz for the 'Revenues' section featuring most U.S. types.)