About: http://webisa.webdatacommons.org/441954102

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	His letters concern social occasions, visiting friends, and prominent personages, including President and Mrs. John Quincy Adams and a dinner they gave, Mrs. Calhoun, and Prince Achille Napoleon Murat.
http://www.w3.org/ns/prov#wasQuotedFrom	duke.edu