PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • As stated in the preface to his travel narrative, Humboldt???s general purpose was ???to collect such facts as are fitted to elucidate a science, of which we have possessed scarcely the outline, and which has been vaguely denominated natural history of the world, theory of the Earth, or physical geography??? [his emphasis, vol. 1 (1814), p. iii of the Helen Maria Williams translation].
http://www.w3.org/ns/prov#wasQuotedFrom
  • princeton.edu