Governor William Richards appointments - Geologist, https://drive.google.com/file/d/0B_YiJoTQNoYeTWh3MnVpelc1czg/view?usp=drive_link&resourcekey=0-zEH1r4M6suc_FaNfMv1e_A. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources.

Governor William Richards appointments - Geologist, https://drive.google.com/file/d/0B_YiJoTQNoYeTWh3MnVpelc1czg/view?usp=drive_link&resourcekey=0-zEH1r4M6suc_FaNfMv1e_A. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources. https://wyocomet.wyo.gov/repositories/2/digital_objects/2752 Accessed November 22, 2024.