Reference desk
Research resources
Starting points for identifying, dating, and understanding stamps before documenting them in the archive.
Smithsonian National Postal Museum
Museum collections, exhibitions, and postal history essays for broader historical context.
American Philatelic Society Learning Center
Collector education, terminology, research guidance, and practical stamp collecting references.
Stanley Gibbons Collecting Guides
Accessible guides for identification, condition, cataloging, and beginner philatelic practice.
Colnect Stamp Catalog
Large community catalog useful for comparing country, year, denomination, and issue details.
StampWorld Catalog
Browsable stamp catalog and country-level issue listings for initial identification work.