Union Pacific, KCS, Milw: UP Valparaiso, Kan. – Zurich, Kan.; KCS Alexandria, LA. – Winnsboro, Tex.; MILW Abercrombie, ND. – Chester, Iowa, Box: 22, Box: 69. Howard Killam Collection, RH MS 1381. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/226935 Accessed May 19, 2024.