US Navy testing Shearer motor torpedo boat according to the Dutch magazine Marineblad dated 1920 no. 6

An item referred to the magazine Schiffbau reporting that on short notice the US Navy tests were to be executed with the Shearer motor torpedo boat. Displacement 8-10 (holds filled) tons and as dimensions 17,7 x 2,9 metres. Armament 3 torpedoes and 5 depth charge launchers. Speed 20 (with filled holds)-30 miles. Two engines. Range 1.000 (slow)-600 (half power)-350 (full speed) miles. The hull was divided into watertight compartments and to decrease the freeboard with 50% was it possible to fill the torpedo holds with water. The building costs were quite low. In peacetime to be used as motor launch while it was no problem to lift them on board of battleships.