Governor DeForest Richards - Petition for Pardon Joseph W. O'Neill, https://drive.google.com/file/d/0B_YiJoTQNoYeVDIzOUZlSERvbUk/view?usp=drive_link&resourcekey=0-Kaf6him0Fj1Iv01DRXYUPg. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources.

Governor DeForest Richards - Petition for Pardon Joseph W. O'Neill, https://drive.google.com/file/d/0B_YiJoTQNoYeVDIzOUZlSERvbUk/view?usp=drive_link&resourcekey=0-Kaf6him0Fj1Iv01DRXYUPg. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources. https://wyocomet.wyo.gov/repositories/2/digital_objects/761 Accessed November 24, 2024.