 USS Trefoil (IX-149)

USS "Trefoil" (IX-149), the lead ship of her class of concrete-hulled cargo barge, was the second ship of the United States Navy to be given that name.Her keel was laid down in 1944 under a Maritime Commission contract (MC hull 1329) by the Barrett, Hilp & Belair Shipyard in San Francisco, California (Type B7-D1).