About: http://webisa.webdatacommons.org/177892607

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	A curious fact is that Heroin was sold over the counter until the mid-1920s in the U.K. I???ve tried to make a research for that 20+ years period in order to find any labels or other artefacts that show how the logo looked like.
http://www.w3.org/ns/prov#wasQuotedFrom	chaseuserver.appspot.com