Governor William Richards petitions for pardon – Barton, Frank, https://drive.google.com/file/d/0B_YiJoTQNoYeRFdGWXdXTjV0U0k/view?usp=drive_link&resourcekey=0-oeiMg_x0SS12uwP3hGy8aQ. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources.

Governor William Richards petitions for pardon – Barton, Frank, https://drive.google.com/file/d/0B_YiJoTQNoYeRFdGWXdXTjV0U0k/view?usp=drive_link&resourcekey=0-oeiMg_x0SS12uwP3hGy8aQ. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources. https://wyocomet.wyo.gov/repositories/2/digital_objects/2777 Accessed November 22, 2024.