Governor DeForest Richards - Petition for Pardon S.A. Jefferson, https://drive.google.com/file/d/0B_YiJoTQNoYeS1pLZ0FIaWwzSHc/view?usp=drive_link&resourcekey=0-bRquuw4CCsVO1-DS84xqsw. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources.

Governor DeForest Richards - Petition for Pardon S.A. Jefferson, https://drive.google.com/file/d/0B_YiJoTQNoYeS1pLZ0FIaWwzSHc/view?usp=drive_link&resourcekey=0-bRquuw4CCsVO1-DS84xqsw. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources. https://wyocomet.wyo.gov/repositories/2/digital_objects/731 Accessed November 24, 2024.