United States Commemorative Postage Stamps, Polar Explorers,
Nathaniel Palmer,
Lt Charles Wilkes,
Richard E. Byrd,
Ellsworth,
Lincoln Ellsworth,
Issued September 14, 1988 in Washington, DC,
First Day of Issue Cover, FDC, Colorano Silk Cachet, Unaddressed,
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,
