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Section Patrol Craft Photo Archive

Herman S. Caswell (SP 2311)

Patrol Yacht:

  • Built in 1878 at Noank, CT
  • Acquired by the Navy 8 October 1918 and placed in service
  • Placed out of service, 7 March 1919 and returned to her owner
  • Fate unknown.


  • Displacement 63 t.
  • Length 82' 9"
  • Beam 17' 7"
  • Draft 7' 6"
  • Speed 10 kts.
  • Complement eight (civilian)
  • Armament: None
  • Propulsion: One 198ihp steam engine, one shaft.
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    Dictionary of American Naval Fighting Ships History: Herman S. Caswell, a passenger yacht, was built in 1878 at Noank, Conn.; acquired by the Navy from New York Sightseeing Yachts under a charter agreement on 8 October 1918; and placed in service, Ens. C. N. Allison, USNRF, in command. Assigned to the 3d Naval District, she performed patrol and harbor operations until 7 March 1919 when she was placed out of service and was returned to her owner.
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