US085.11
WNS Member
United States of America
Issuing date
29 June 2011
Theme
Science & Technology
(Time measurement)
Economy & Industry
Subject
Pioneers of American Industrial Design - Gilbert Rohde - Electric Clock
Width
31.50 mm
Height
40.00 mm
Denomination
Forever
Perforations
11.5 x 11.5
Issuing authority
United States Postal Service
Printer
-