About: http://webisa.webdatacommons.org/41784467

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	In 1899 he went again to Alaska with the Harriman expedition, with John Burroughs, Charles Keeler and other naturalists.
http://www.w3.org/ns/prov#wasQuotedFrom	sierraclub.org