About: http://webisa.webdatacommons.org/198322890

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	As heroin, morphine and other opiate derivatives were unregulated during these times, they were able to be sold legally and freely until 1920 when Congress passed the Harrison Act.
http://www.w3.org/ns/prov#wasQuotedFrom	nj.com