Cannabis Indica October 12, 2016October 12, 2016 thcscience_admin Category for cannabis in 1972 Cannabis portal 19661968196919701971197219731974197519761978 Pages in category "1972 in cannabis" The following 5 pages are in this category, out of 5 total. This list may not reflect recent changes. 0–9 1972 California Proposition 19C Coffeeshop Mellow YellowD Le Dain Commission of Inquiry into the Non-Medical Use of DrugsH Hash BashS Shafer Commission