AT 13

USS Ontario

Length over-all 185 ft 2 in.
Beam 35 ft 6 in. Mean load draft 12 ft 6 in. Depth to main deck--20 ft 3 in.
Speed loaded 14 knots---90 RPM'S 2 single ended scotch boilers
a vertical inverted cylinder, triple expansion, reciprocating engine 1800 Horsepower
3 cylinders---19 3/4 inch dia.,311/2inch dia., and 541/2 inch dia.

 USS ONTARIO ATO 13  Photo taken at Eniwetok Atoll, Marshall Islands circa December 1945 (contributed by Elmer Hartley)
 USS ONTARIO ATO 13 on sea trials circa 1912 (Contributed by Elmer hartley)
USS ONTARIO ATO 13 advertisement believed to be from  December, 1944 Time magazine. (Contributed by Elmer Hartley)
Read Elmer Hartley's memories of the USS Ontario

NAFTS, National Association of Fleet Tug Sailors