Printed and signed Special order no. 163 (Headquarters, Department of the Missouri, Fort Leavenworth, Kansas), September 13, 1871, granting Perrine leave extension, Box: 1, Folder: 2. Papers of Henry P. Perrine, 6th U. S. Cavalry Regiment, RH MS 563. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/57882 Accessed May 01, 2024.