About: http://webisa.webdatacommons.org/178341105

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	The operational weights of the airplane were out of sight compared to those of the primary trainers we had flown: The empty weight of a typical B-25 was 21,000 pounds and the maximum takeoff weight was an astounding 41,800 pounds.
http://www.w3.org/ns/prov#wasQuotedFrom	avweb.com