About: http://webisa.webdatacommons.org/417459631

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	One was by ship, from New York or other ports, across the Isthmus of Panama (no Panama Canal yet) by mule, then by another ship to San Francisco.
http://www.w3.org/ns/prov#wasQuotedFrom	socialstudiesforkids.com