About: http://webisa.webdatacommons.org/429490867

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	in the correspondence is a carbon copy of a long letter dated 23 March 1956 from Lyman
http://www.w3.org/ns/prov#wasQuotedFrom	unc.edu