Stamp collecting focused on beginning stamping, USA Philatelic Catalog, US first day covers, African American culture, technology, art, & digital stamping
Each year, the United States Postal Service (USPS) publishes a Philatelic catalog of the stamps and commemorative material produced for that year.
RESOURCES
Stamp Smarter website (a collection of all the USPS Philatelic catalog)
https://stampsmarter.org/Learning/PostalPhilatelicCats.html
USPS Philatelic Catalog (Publication 508) request
https://about.usps.com/publications/pub9/PUB9_508.htm
Thanks for visiting SOSC, (pronounced "so-sh") and stands for State of Stamp Collecting. Here I showcase postage stamps and postal-related material with special emphasis on USA Philatelic Catalog, US first day covers, Black culture, technology, art and space.
State of Stamp Collecting 
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