Governor Brooks – petitions for pardon, Ambler, Herbert, https://drive.google.com/file/d/0B_YiJoTQNoYeLXBidkVSOTJzZzQ/view?usp=drive_link&resourcekey=0-28HFU9cvP3GdA7t__eAkbg. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources.

Governor Brooks – petitions for pardon, Ambler, Herbert, https://drive.google.com/file/d/0B_YiJoTQNoYeLXBidkVSOTJzZzQ/view?usp=drive_link&resourcekey=0-28HFU9cvP3GdA7t__eAkbg. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources. https://wyocomet.wyo.gov/repositories/2/digital_objects/3345 Accessed November 22, 2024.