About: http://webisa.webdatacommons.org/253958752

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	oath without stumbling or hesitating, including the ???So help me God,??? and so became the thirtieth President of the United States.Grace Coolidge was trembling.
http://www.w3.org/ns/prov#wasQuotedFrom	americanheritage.com