About: http://webisa.webdatacommons.org/408525687

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	But the best part is that all the letters are actual letters that are tucked into envelopes in the book that you can take out and read.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com