PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The subtle differences between the various types or printing processes is beyond the scope of this FAQ. Put simply, knowing the difference between a wood block, copper plate, steel plate and lithographically printed map and understanding the time periods that these processes were employed will provide additional tools for helping determining whether a map is an original or a reproduction.
http://www.w3.org/ns/prov#wasQuotedFrom
  • raremaps.com