<http://webisa.webdatacommons.org/259675657>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<metmuseum.org> .
<http://webisa.webdatacommons.org/259675657>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/440382574>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/259675657> .
<http://webisa.webdatacommons.org/259675657>	<http://www.w3.org/ns/prov#value>	"XRF is used to identify the elemental composition, indicating, for example, the presence of imaging materials such as the silver and gold particles present in a nineteenth-century albumen print or the platinum in a platinum print." .