Fraud & Root Canals: Medicine's Greatest Fraud, Dentistry Deception, Quackery by S. Hale Shakman (1892506017 9781892506016 1-892506-01-7)
A Murder in Lincoln County by Stuart Pritchard (1892508036 9781892508034 1-892508-03-6)
A Guide to Colorado Merchant Trade Tokens by Stuart Pritchard (189250815X 9781892508157 1-892508-15-X)
