American Scientists, Linus Pauling, Nobel Prize Winner, Sickle Blood Cells, PCS, First Issue USA

United States Commemorative Postage Stamp, American Scientists, Linus Pauling, Nobel Prize Winner,

He made significant contributions to the field of chemistry.
In 1949, he published research proving an abnormal protein in the cell caused sickle-cell anemia.
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Issued March 6, 2008, New York, NY,

First Day of Issue Cover, FDC, Postal Commemorative Society Engraving Cachet, Unaddressed, Ideal for Framing,

Cover in Removable Transparent Poly Sleeve and Mailed With Protection,

Made in the USA


Genuine First Day of Stamp Issued Cover Cancelled on the First Day of Issue Date by the U.S. Postal Service,