Stamps about Stamp Collecting

The listing

Postage stamps whose subject matter is stamp collecting, and a few other stamp collecting items. 1976 13¢ Interphil ‘76 1966 5¢ SIPEX Souvenir Sheet 1966 5¢ Sixth International Philatelic Exhibition block of 4 1972 8c Stamp Collecting 1956 3¢ FIPEX - Fifth International Philatelic Exhibition, stamps National Parks Centennial 33rd Philadelphia Stamp Show Cachet Cover SEPAD '72 with 8c Tom Sawyer Stamp, one featuring the Liberty Bell, the other, Old Faithful 1961 SEPAD Souvenir Card We also have other stamps listed separately. RW7219 postage, stamp collecting, USPS