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Section Patrol Craft Photo Archive

ex-Herreshoff No. 306 (SP 1841)

Herreshoff #306 served both the U.S. Navy and U.S. Army Air Service

Patrol Yacht:

  • Built in 1917 as Hull No. 306 by the Herreshoff Manufacturing Company, Bristol, RI
  • Acquired by the Navy 14 February 1918
  • Commissioned USS Herreshoff No. 306 (SP 1841), 27 February 1918 at Newport, RI
  • Reclassified as District Patrol Craft YP-1841 in July 1920
  • Loaned to the War Department 2 October 1920 for use by the U.S. Army Air Service
  • Returned to the Navy in March 1921
  • Sold 1 December 1922
  • Fate unknown.


  • Displacement 60 t.
  • Length 112' 5"
  • Beam 15' 2"
  • Draft 4'
  • Speed 24 kts.
  • Armament: One 6-pounder, one Y-Gun depth charge projector and two machine guns
  • Propulsion: Two 600hp verticle triple-expansion steam engines, two shafts.
    Click on thumbnail
    for full size image
    Size Image Description Source
    Herreshoff #306 159k Original photos: In harbor, circa 1917-18, possibly before she was taken over by the Navy
    U.S. Navy photos NH 101787 and NH 101890
    Replacement photos: Photos from Building The Mosquito Fleet: The U.S. Navy's First Torpedo Boats, by Richard V. Simpsom
    Original photos: Naval Historical Center
    Replacement photos: Robert Hurst
    Herreshoff #306 162k

    View the Sector Patrol Vessel Herreshoff No. 306 (SP 1841)
    DANFS history entry located on the Haze Gray & Underway website
    Back To The Main Photo Index Back to the Patrol Craft/Gunboat/Submarine Chaser Index Back to the Section Patrol Craft (SP) Photo Index

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