Buyer Of Stamps & Covers U.S. & World.
Bill Stein began his professional career in collectables in 1979 with the stamp auction firm Harmers of San Francisco, after a few years employed by Harmers. Bill began his own stamp business, where he Bought, Sold & Appraised Stamp Collections.
Bill Stein began his professional career in collectables in 1979 with the stamp auction firm Harmers of San Francisco, after a few years employed by Harmers. Bill began his own stamp business, where he Bought, Sold & Appraised Stamp Collections.