and operated since 1962.
and operated since 1962.
Spiral Bound The 2020 edition of the Durland Standard Plate Number Catalog is now available. The Catalog provides the most comprehensive research s...
View full detailsContains current market prices for United States, U.S. possessions and trust territories, Canada and provinces, and all United Nations. Includes ...
View full detailsContains current market prices for United States, U.S. Possessions and Trust Territories, Canada and Provinces, and Offices of the United Nations. ...
View full detailsMellone's First Day Cover Photo Encyclopedia of First Cachets Revealed, Volume 6, 1990's and 2000's Decades, by Richard A. Monty, Wendy L. Doyle, M...
View full detailsRichard Lewis Thomas
Enables the user to identify country of origin by inscriptions on stamps and overprints.
After a 19-year gap, the 8th Edition of Webb’s Postal Stationery Catalogue of Canada and Newfoundland is now available in full color with many new ...
View full detailsPrinted in 1988, this catalog identifies, pictures and prices all known cacheted Duck And Express Mail First Day Covers. Over 900 illustrations plu...
View full detailsMellone, Michael A. & Newton, B. THE CACHET IDENTIFIER OF U S CACHETED FIRST DAY COVERS. Published 1977. 2nd edition. Card. 60 p. Illus. listin...
View full detailsAll known varieties of Canadian precancels are priced and listed by type - bar precancels, town and city precancels, and precancels with perforated...
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