50th Anniversary Of Motion Pictures Stamp Appraisals

Yaacov Agam "Message of Peace" Signed First Day Issue Silkscreen

Kingdom of Serbs, Croats, and Slovenes (Jugoslavia) 1 Dinar Stamp of King Alexander I

Republic of China Postal Stamp, "Sun Yat-sen with Martyr's Memorial" Series, 1 Fen Denomination

Collection of German 'President Hindenburg' Definitive Postage Stamps (1933 issue)

Collection of Early-to-Mid 20th Century Revenue and Definitive Postage Stamps

Babe Ruth First Day of Issue Envelope with Commemorative Stamp

Collection of Vintage German Democratic Republic (DDR) Post-War Stamps

First Day Cover: Hoop Dance

1939 Cooperstown First Day of Issue Baseball Centenary Stamp Envelope

Polish 10 Zloty Postal Stamp featuring Józef Piłsudski

2 Cents John Adams US Postage Stamp