Pony Express First Day Cover Color Slide, May 26. Slide transparency of Pony Express mail covers donated by U.S. Philatelic Society in 1974.
Elliptical hand stamp: Pony Express, Sacramento, May 26, over Wells Fargo stick stamp
Addressed to:
Hon. David Chambers
Care J.A. Swatson & Co.
No. 41 & 43 Warren St.
New York.
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Pony Express Stamp, Pony Express First Day Cover, United State Philatelic Society