About: http://webisa.webdatacommons.org/173354312

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	Photographic emulsions.???The emulsion on sensitized materials consists of a colloid such as gelatin, silver halides, and other dye additives to produce certain effects.
http://www.w3.org/ns/prov#wasQuotedFrom	oldandsold.com