A stamp booklet with oversized panes, descriptive information and stamp issues commemorating a special topic. Prestige booklets often include panes with no stamps that instead bear labels or additional information, along with panes bearing stamps.
A stamp booklet with large pane and informative text, issued for a specific commemorative purpose. PREXIES: Popular term for the 1938 Presidential Series, U.S. #803-334, #839-51. PROOF: Preliminary printing of a stamp to test color, design, etc. Unlike an essay, proof designs are used on the finished stamps.