About: http://webisa.webdatacommons.org/361220362

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	Also included, especially for earlier years, are: handwritten and typed speech outlines, drafts and corrections; reading texts and cards; annotated press releases; and excerpts.
http://www.w3.org/ns/prov#wasQuotedFrom	fordlibrarymuseum.gov