PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Sheeler's personal and professional correspondence from 1937-1966 includes correspondence with friends, artists, and collectors, including William Carlos Williams, Beaumont and Nancy Newhall, George Waters, Ansel Adams and Edward Weston, Walter and Louise Arensberg, and William Lane.
http://www.w3.org/ns/prov#wasQuotedFrom
  • si.edu