Born-Digital or AnalogAnalogTranscriptPony Express Information on special Pony Express Centennial Stamp. RMN March 20, 1960 p.16A Clips; Postal service. Pony Short history and description. Western Horseman v.25 #4 April 1960 P-30-31 Plans made for celebration of its centennial. April 196C Pony Express v.26 #10 March, 1960 P 2-5 List of names of riders,states through which they rode. Pony Express v.26 #10 March, 1960 p.6CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
