H80-16/037 Wilking Collection, Erwin, CW Building, Lusk, WY, https://drive.google.com/file/d/0BwGs7_2V6bvEMVQ0aFBTRFJEemM/view?usp=drive_link&resourcekey=0-bNlgmT6wRU-zPLflvWt1MA. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources.

H80-16/037 Wilking Collection, Erwin, CW Building, Lusk, WY, https://drive.google.com/file/d/0BwGs7_2V6bvEMVQ0aFBTRFJEemM/view?usp=drive_link&resourcekey=0-bNlgmT6wRU-zPLflvWt1MA. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources. https://wyocomet.wyo.gov/repositories/2/digital_objects/4337 Accessed November 23, 2024.