, 000-000; Gary L. Roberts, "Sand Creek: Tragedy and Symbol" (unpublished PhD dissertation, University of Oklahoma, 0000), 000-000; Stan Hoig, The Sand Creek Massacre (Norman: University of Oklahoma Press, 0000), 000.  . Roberts, "Sand Creek: Tragedy and Symbol," 000; Major General Samuel Curtis to Colonel John Chivington, June 00, 0000, The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies (Washington, DC: Government Printing Office, 0000) (hereafter Official Records of the War of the Rebellion), Series I, X