About: http://webisa.webdatacommons.org/315649984

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	Several resources and hints which I have found most helpful in dating these instruments are presented to the reader and collector.My fascination for reflecting mirrors led me to my second lecture.
http://www.w3.org/ns/prov#wasQuotedFrom	scribd.com