Cite

Gustafson, John A.. "Telegram John A. Gustafson, Chief of Police, Tulsa to Governor James B. A. Robertson, 1921 June 1." Oklahoma. Department of Libraries. 1921-06-01, http://digitalprairie.ok.gov/cdm/ref/collection/race-riot/id/217.

Gustafson, John A. (1921-06-01). Telegram John A. Gustafson, Chief of Police, Tulsa to Governor James B. A. Robertson, 1921 June 1. Retrieved from http://digitalprairie.ok.gov/cdm/ref/collection/race-riot/id/217

Gustafson, John A.. "Telegram John A. Gustafson, Chief of Police, Tulsa to Governor James B. A. Robertson, 1921 June 1." 1921-06-01. August 4, 2025. http://digitalprairie.ok.gov/cdm/ref/collection/race-riot/id/217.