About: http://webisa.webdatacommons.org/166071377

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	The subjects discussed in the letters are both personal and professional, including some references to the artists' works.
http://www.w3.org/ns/prov#wasQuotedFrom	frick.org