2 Hull were built in 1950. Hull #1, Lunched as Nirvana was built for Harry (Hal) Haskell of Wilmington, De and Northeast Harbor, Me. Hull #2 in launched 1955, launched as Valhalla and built for Cummings Cathewood of Philadelphia, Pa. Last we know it was owned by the Spanish Navy and used as a training vessel. If you have any information or corrections, please send them to us.