About: http://webisa.webdatacommons.org/328850331

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	Correspondents include Dixon's wife, Caroline, and other family members, as well as prominent Montana and national political figures, including Theodore Roosevelt, William H. Taft, Warren G. Harding, Calvin Coolidge, and Herbert Hoover.
http://www.w3.org/ns/prov#wasQuotedFrom	worldcat.org