About: http://webisa.webdatacommons.org/108894478

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	Also, there are 55 extremely rare books, such as a copy of the first printed book on cryptology, Johannes Trithemius???s Polygraphiae of 1518.
http://www.w3.org/ns/prov#wasQuotedFrom	travelwritersmagazine.com