H80-16/168 Ohio Oil Company Office Building, comm 2302, Shelby, MT, https://drive.google.com/file/d/0BwGs7_2V6bvERGRDWXlmdU9zV0k/view?usp=drive_link&resourcekey=0-Kb1--I3JMIC3RXnox2Wi6w. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources.

H80-16/168 Ohio Oil Company Office Building, comm 2302, Shelby, MT, https://drive.google.com/file/d/0BwGs7_2V6bvERGRDWXlmdU9zV0k/view?usp=drive_link&resourcekey=0-Kb1--I3JMIC3RXnox2Wi6w. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources. https://wyocomet.wyo.gov/repositories/2/digital_objects/4468 Accessed November 23, 2024.