Pony Express First Day Cover Color Slide, June 3. Slide transparency of Pony Express mail covers donated by U.S. Philatelic Society in 1974.
Elliptical hand stamp: Pony Express running rider, St. Joseph, June 3
Addressed to:
Capt. P.F. Quinley
U.S. Army
Camp Floyd
Utah Terr.
Lexicon
LOC Thesaurus for Graphic Materials
Pony express
Search Terms
Pony Express Stamp, Pony Express First Day Cover, United State Philatelic Society