About: http://webisa.webdatacommons.org/428005527

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	Acids in paper, cotton, cardboard, wood and other materials will, over time, cause deterioration in the artwork.
http://www.w3.org/ns/prov#wasQuotedFrom	anseladams.com