H80-16/075 Horstman and Newman Apartment Building at Northeast Corner of 9th and Wolcott Streets, Casper, WY, https://drive.google.com/file/d/0BwGs7_2V6bvEbFdCenVRMVZZaHc/view?usp=drive_link&resourcekey=0-lDGAC7_FpdyXorHrhhQhSA. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources.

H80-16/075 Horstman and Newman Apartment Building at Northeast Corner of 9th and Wolcott Streets, Casper, WY, https://drive.google.com/file/d/0BwGs7_2V6bvEbFdCenVRMVZZaHc/view?usp=drive_link&resourcekey=0-lDGAC7_FpdyXorHrhhQhSA. Wyoming State Archives, Wyoming Cultural Resources Division, Wyoming Department of State Parks & Cultural Resources. https://wyocomet.wyo.gov/repositories/2/digital_objects/4374 Accessed November 23, 2024.