Governor Joseph M Carey – Petitions for Pardon, Henke, August, https://drive.google.com/file/d/0B_YiJoTQNoYeTGplLVJBcFpVQlk/view?usp=drive_link&resourcekey=0-uTIgEaCopq3pCf5iGSWxjQ. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources.

Governor Joseph M Carey – Petitions for Pardon, Henke, August, https://drive.google.com/file/d/0B_YiJoTQNoYeTGplLVJBcFpVQlk/view?usp=drive_link&resourcekey=0-uTIgEaCopq3pCf5iGSWxjQ. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources. https://wyocomet.wyo.gov/repositories/2/digital_objects/4754 Accessed November 22, 2024.