About: http://webisa.webdatacommons.org/152938433

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	And then, one of the long standing projects, which we had going before the war and carried on through the war, was a device for the automatic navigation of aircraft to get a ground speed indicator using centimeter techniques.
http://www.w3.org/ns/prov#wasQuotedFrom	nrao.edu