https://www.historynet.com/fur-trader-who-blew-himself-up/pierre-cadet-chouteau-jr-missouri-historical-society/
St. Louis businessman Pierre "Cadet" Chouteau Jr. controlled the Western department of American Fur. Sarpy was a trader at the company's Oglala Post in what...
pierre cadet chouteauwild westjuneindianlife