Description
This collectible plate block of four 29-cent postage stamps was issued by the USPS to honor aerospace scientist Dr. Theodore von Karman.
Issue Date: August 31, 1992
First City: Washington, DC
Printing Method: Photogravure
Perforations: 11
Color: Multicolored
Mint, never hinged condition.
We often have multiple copies of this item in stock; the plate number and/or position may vary.
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