Identification guide for design numbers on United States stamped envelopes, wrappers, and letter sheets

(updated 13 December 2014)

There are 2 designs [through 2013] of indicia whose face value is "forever", each design distinctive enough that it can be identified by examining the images below.

Liberty Bell
design U199
 =  Scott #U667 (multicolored on white paper)
purple martin
design U204
   multicolored on white paper and shared by U677 (design size 33 mm x 48 mm) and U678 (35 mm x 50 mm)

Return to Home Page