Governor Houx Council for the National Defense - Income Tax, U.S. Department of Internal Revenue, https://drive.google.com/file/d/0B_YiJoTQNoYeb2xSZ0RqYmphQTQ/view?usp=drive_link&resourcekey=0-UCcqv75fovXwq6vvJYlHrA. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources.

Governor Houx Council for the National Defense - Income Tax, U.S. Department of Internal Revenue, https://drive.google.com/file/d/0B_YiJoTQNoYeb2xSZ0RqYmphQTQ/view?usp=drive_link&resourcekey=0-UCcqv75fovXwq6vvJYlHrA. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources. https://wyocomet.wyo.gov/repositories/2/digital_objects/5266 Accessed December 05, 2025.