Canna~Fangled Abstracts The Active Principle of Indian Hemp Ind Med Gaz. 1884 Sep;19(9):259-260. Warden 1, Waddell 1 Affiliations expand PMID: 28999256 PMCID: PMC5166961 Since 1839, when Sir W. O'Shaughnessy…Freedom WaresSeptember 19, 1884