Abbreviations & Terminology

 
*   Unused
0   Used
CV   Cover
OP   On Piece
cds   Circular Date Stamp
WH   Wholesale
BL   Block of 4
SS   Souvenir Sheet
SH   Full Sheet
ES   Essay
B-O-B   Back-of-Book, ie., Postage Dues, Special Deliveries, etc.
PR   Proof
SP   Specimen
FD   First Day
PB   Plate # Block of appropriate size

 
 

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Earl P.L. Apfelbaum, Inc. - The Pavilion - 261 Old York Road - Suite 831
Jenkintown, Pennsylvania 19046 - (267) 763-0216 - (800) 523-4648