Jet Assists Largest Plane To Be Launched From Carrier - Largest plane ever to be launched from an aircraft carrier, a Lockheed P2V Neptune, twin-engined search-patrol plane, takes off from deck of U.S.S. Carol Sea with jet assistance. This and another P2V Neptune, both unmodified operational versions, were not equipped for carrier landings. Both planes landed at Patuxent, Md., after being launched from the Coral Sea off the Virginia Capes. Takeoffs were made to test practicability of operating l