Correspondence Series 1
Letters to Individuals Subseries 1.1
Letters to Historical Organizations Subseries 1.2
Miscellany Subseries 1.3
Chronological Subseries 1.3.1
Social Subseries 1.3.2
Letters of Mrs. Waddell Smith Subseries 1.3.3
Financial records of Pony Express Museum Series 2
Sales records Subseries 2.2
Memorabilia sales Subseries 2.2.2
Historical research material Series 3
Pony Express Museum printed matter Series 5.
News stories Subseries 5.2
Magazine articles Subseries 5.3
Pamphlets Subseries 5.4
Promotions Subseries 5.5
Newspaper clippings Series 6
Pony Express memorabilia Series 7
Pony Express scrapbook Series 8
Speeches Series 9
Gun records Series 10
Personal financial records Series 11
Overland Mail Centennial Association records Series 12
Photographs Series 13
Reproduction Holy Bible with stamp "Presented by Russell, Major, and Waddell, 1860" undated
Photographs of original? Bible presented by Russell, Major, and Waddell undated
Preamble to Pony Express versus Wells Fargo Express by Waddell Smith 1967
Pony Express versus Well Fargo Express by Waddell Smith 1966
Pony Express embossed stamp envelopes 1960
Pony Express embossed stamp envelopes 1961
Photograph of painting of Pony Express rider undated
Unidentified carte de visite of young girl holding doll (Photographer located in Lexington, MO) undated
Yearbook of the Baptist College for Young Ladies, Lexington, MO 1896?
Commemorative Pony Express plate for the Bicentennial 1967
Pamphlet for California National Productions Pony Express television show undated
Poster for the 2nd Annual Pony Express Days, Pollock Pines undated
Print of unidentified woman undated
Print of Central Overland California wagon and team of horses undated
Sketchbook with colored sketches of Pony Express related scenes undated