Pony Express First Day Cover Color Slide, Dec. 5. Slide transparency of Pony Express mail covers donated by U.S. Philatelic Society in 1974.
Elliptical hand stamp: Pony Express running rider, San Francisco, Dec. 5
Addressed to:
G.W. Schenkberg, Esq.
110 Broad Street-Upstairs
PO Letterbox 1292
San Francisco, Dec. 5.
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Pony Express Stamp, Pony Express First Day Cover, United State Philatelic Society