"Placing Blame: The 1864 battle of Sand Creek is still ripe for debate" (May 1, 2004), True West Magazine,[7]Archived 2019-09-06 at the Wayback Machine, accessed 6 Sep 2019
; United States Congress Joint Committee on the Conduct of the War, 1865, p. V, [6], accessed 6 Sep 2019
web.archive.org
"Placing Blame: The 1864 battle of Sand Creek is still ripe for debate" (May 1, 2004), True West Magazine,[7]Archived 2019-09-06 at the Wayback Machine, accessed 6 Sep 2019