About: http://webisa.webdatacommons.org/24916111

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	opinions of two travellers who could compare his apparatus with those constructed in Europe.
http://www.w3.org/ns/prov#wasQuotedFrom	adelaide.edu.au