Governor Joseph M. Carey – Petitions for Pardon, Cooley, E. R., https://drive.google.com/file/d/0B_YiJoTQNoYebHhpLXItTG5FS00/view?usp=drive_link&resourcekey=0-uV_a5_L4nsOb7kokxP4geg. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources.

Governor Joseph M. Carey – Petitions for Pardon, Cooley, E. R., https://drive.google.com/file/d/0B_YiJoTQNoYebHhpLXItTG5FS00/view?usp=drive_link&resourcekey=0-uV_a5_L4nsOb7kokxP4geg. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources. https://wyocomet.wyo.gov/repositories/2/digital_objects/4629 Accessed November 14, 2024.