About: http://webisa.webdatacommons.org/176529936

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	Correspondence diminishes from 1970 to 1980; topics of these letters include illnesses; John's travels and work on his art; events in the lives of family members; and Dorothy's care giving for her mother and other relatives.
http://www.w3.org/ns/prov#wasQuotedFrom	cdlib.org