About: http://webisa.webdatacommons.org/390537264

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	He gives outstanding slide shows, just caught one at the local library, and his book, and picture captions are a good read.
http://www.w3.org/ns/prov#wasQuotedFrom	mindat.org