H80-16/012 Wilking Collection, National Supply Revision Sheets, Casper, WY, https://drive.google.com/file/d/0BwGs7_2V6bvEeUNnOXd4RGVQelE/view?usp=drive_link&resourcekey=0-0FMXTLDcit1_Z4pdIIvs4g. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources.

H80-16/012 Wilking Collection, National Supply Revision Sheets, Casper, WY, https://drive.google.com/file/d/0BwGs7_2V6bvEeUNnOXd4RGVQelE/view?usp=drive_link&resourcekey=0-0FMXTLDcit1_Z4pdIIvs4g. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources. https://wyocomet.wyo.gov/repositories/2/digital_objects/4313 Accessed November 23, 2024.