J. M. Jenks. Original Name: J. M. Jenks. Other Names: Power-Aux Peter, 1963 Ralph S. Caulkins, 1941 R. R. Richardson, 1916 Owner: Gartland Steamship Co., 1959, United States Builder: American Ship Building Co., 1902, United States, Ohio, Lorain Engine Builder: American Ship Building Co., 1902, United States, Ohio, Lorain Year Built: 1902 Year Engine Built: 1902 Final Disposition: Sold for scrap in 1964. Scrapped in W. Germany. Notes: launched on May 17, 1902. Registry Number: US. 77532 Hull Number: 317 Vessel Type: Bulk freighter Length: 414 ft. Width: 50 ft. Height: 28 ft. Gross Tonnage: 4046 t. Net Tonnage: 2925 t. Materials: Steel Engine Type: Triple expansion Piston #1: 22 in. Piston #2: 35 in. Piston #3: 58 in. Stroke Length: 40 in.