Governor Joseph M Carey – Petitions for Pardon, Hall, Harry B., https://drive.google.com/file/d/0B_YiJoTQNoYedFhKMi1YZW9uTU0/view?usp=drive_link&resourcekey=0-cLnU3ScX-Sx4CsrbOBV-KA. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources.

Governor Joseph M Carey – Petitions for Pardon, Hall, Harry B., https://drive.google.com/file/d/0B_YiJoTQNoYedFhKMi1YZW9uTU0/view?usp=drive_link&resourcekey=0-cLnU3ScX-Sx4CsrbOBV-KA. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources. https://wyocomet.wyo.gov/repositories/2/digital_objects/4745 Accessed November 29, 2024.