About: http://webisa.webdatacommons.org/273038678

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	The investigator, Thomas Bowhill, interviewed cattlemen in southern California where the disease was especially prevalent and found that most of them had first noticed the symptoms among their herds during the period from 1868 to 1872.
http://www.w3.org/ns/prov#wasQuotedFrom	sandiegohistory.org