"The Original Adventures of Tom Quick, The Indian Slayer," first published at Monticello, NY in 1851, is available on line at http://www.jrbooksonline.com/HTML-docs/tom_quick_complete.htm
"Silent Weapon: Smallpox and Biological Warfare," published by the British Broadcasting Company, can be obtained online at http://www.bbc.co.uk/history/war/coldwar/pox_weapon_01.shtml
Details of the Sand Creek Massacre are available from a variety of source, including http://www.lastoftheindependents.com/sandcreek.htm
Monument to Indian Killer Stirs Controversy Again, published April 7, 2004, available on Indianz.com at http://www.indianz.com/News/archive/001598.asp.