PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • School or local librarians can often be extremely helpful in identifying the kinds of primary sources you need, but come prepared: be sure to fully explain the parameters of your project, the types of sources you are looking for (e.g. letters, diaries, or church records), and both the time frame and location you hope to investigate to the assisting librarian.
http://www.w3.org/ns/prov#wasQuotedFrom
  • richmond.edu