About: http://webisa.webdatacommons.org/75633463

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 image in a Daguerreotype is formed by amalgam i.e. a combination of mercury and silver.
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.com