魚雷快艇
At the end of the summer, after completing a number of similar cruises, "Jamestown" steamed to New York to be fitted out as a motor-torpedo-boat tender. When final conversion was completed, she sailed to Melville, Rhode Island, to assist in establishing the Motor Torpedo Boat Training Center and to serve as training ship and tender for the boats of Squadron 4 while she readied herself for combat.