About: http://webisa.webdatacommons.org/138792115

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	substances such as opium could only be sold by registered Chemists and
http://www.w3.org/ns/prov#wasQuotedFrom	scotlandshistoryuncovered.com