Governor Fenimore Chatterton – petitions for pardon, Alfred L. Clark, https://drive.google.com/file/d/0B_YiJoTQNoYeSEh3Y2xaZnNqWXM/view?usp=drive_link&resourcekey=0--FmNKQ0DFUEcpuFcMTLBRg. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources.

Governor Fenimore Chatterton – petitions for pardon, Alfred L. Clark, https://drive.google.com/file/d/0B_YiJoTQNoYeSEh3Y2xaZnNqWXM/view?usp=drive_link&resourcekey=0--FmNKQ0DFUEcpuFcMTLBRg. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources. https://wyocomet.wyo.gov/repositories/2/digital_objects/3004 Accessed November 23, 2024.