About: http://webisa.webdatacommons.org/260108382

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 father, Nathaniel Gould Ladd, was a physician, of a family that came to America in 1633.
http://www.w3.org/ns/prov#wasQuotedFrom	accessgenealogy.com