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Inauguration of National Postal Museum, Washington

Part of a block of 4 stamps

Issue date: 30th July 1993
29 c  (#a) Railway Post Office car
29 c  (#b) 1901 stamp with 4-4-0 steam locomotive No. 938 and passenger cars of "Empire State Express"

 

Circulation: ???

Perforation: 11 × 10¾
Catalog No.:   M 2390/1 - S 2781/2 - SG 2482/3 - YT ???