Description
This collectible plate block of four 63-cent postage stamps honoring Dr. Jonas Salk was issued by the US Postal Service on March 8, 2006, and first placed on sale in Washington DC.
Printing Method: Lithographed and engraved
Perforations: 11 ? x 11
Color: Red and black
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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