United States - 4c stamp of 1960 (#139497)

Source: Colnect

Issued by:	United States
Function:	postage
Date:	10/20/1960
Issue:	First Automated Post Office
Denom:	4c

Color:	dark blue & carmine
Design:	Architects Sketch of New Post Office Providence RI
Watermark:	unwmk
Perf:	11


Catalog value:

In collections: used (Stan Shebs), some private