Charles D. Collins
Battlefield Atlas of Price's Missouri Expedition Of 1864
Milwaukee Sentinel (newspaper), Wednesday morning, February 26, 1964: Clay Scores TKO in 7, "Liston's Purse Held Up" [Muhammad Ali/Cassius Clay & Sonny Liston fight]; "Herbert Hoover Seriously Ill"
The Cheyenne Wars Atlas
The downstream Stockton study