Governor William Richards petitions for pardon – May, Albert, https://drive.google.com/file/d/0B_YiJoTQNoYeWG9QQ25GTGZ4UTg/view?usp=drive_link&resourcekey=0-NEGh-bo-EVsnUHgZkH1Ikw. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources.

Governor William Richards petitions for pardon – May, Albert, https://drive.google.com/file/d/0B_YiJoTQNoYeWG9QQ25GTGZ4UTg/view?usp=drive_link&resourcekey=0-NEGh-bo-EVsnUHgZkH1Ikw. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources. https://wyocomet.wyo.gov/repositories/2/digital_objects/2852 Accessed November 05, 2024.