Drugs That Enslave, Kane, 1881, chapter 12 "The Hashisch Habit"

The Green Goddess, Robert Kingman, 1927

2007 National Drug Control Strategy

2001 National Drug Control Strategy and Annual Report

Cultivation and Use of Ganja, Surgeon-Captain David Prain, I.M.S. 1893

1935, USDA Bulletin on Hemp

Fort Collins Dispensary Ban Lawsuit

1991 National Drug Control Strategy

The Peril of Narcotics, Capt. Richmond P. Hobson, 1924

1989 National Drug Control Strategy

Permanent Rules Related to the Colorado Retail Marijuana Code

15-03 MED Industry Bulletin

Vol. 3 2015 PREVIEW Legalization of MJ in Colorado the Impact

2015 National Drug Control Strategy

Jan 2016 Release RMHIDTA Marijuana Legalization in Colorado

Colorado Amicus Final

2012 National Drug Control Strategy

Preventing Unintentional Ingestion of Marijuana by Children: A Health Impact Assessment of Packaging Regulations in Retail Marijuana Establishments in Colorado

CCI Foundation 2013 Summer Conference Facts About Amendment 64

Colorado Senate Concurrent Resolution 003 of 2013