PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The book is a little dated, coming as it did from the last years of the Cold War; exact TU-144 specifications, especially for the TU-144D, were still state secrets, and of course it does not include the Tupolev/NASA/Boeing TU-144LL tests in the late '90s.
http://www.w3.org/ns/prov#wasQuotedFrom
  • airliners.net