PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The half dollar was an expensive coin for most at the time and what little collecting there was of half dollars was usually only by date.In the 1890s Augustus Heaton would highlight the idea of collecting by date and mint, but by then it was far too late for the saving of top quality examples of most dates from change.
http://www.w3.org/ns/prov#wasQuotedFrom
  • numismaticnews.net