Governor Joseph M Carey – Petitions for Pardon, Hubbard, O. K., https://drive.google.com/file/d/0B_YiJoTQNoYedjE2QjhFTjh5YzQ/view?usp=drive_link&resourcekey=0--mLjlU6ZkCl39fd5z4GWWg. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources.

Governor Joseph M Carey – Petitions for Pardon, Hubbard, O. K., https://drive.google.com/file/d/0B_YiJoTQNoYedjE2QjhFTjh5YzQ/view?usp=drive_link&resourcekey=0--mLjlU6ZkCl39fd5z4GWWg. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources. https://wyocomet.wyo.gov/repositories/2/digital_objects/4764 Accessed November 22, 2024.