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NavSource Online:
Section Patrol Craft Photo Archive

Muscotah (YT 33)
ex-Mendota (YT 33)

Call sign (1931):
Negative - Affirmative - Tare - Mike

ex-Concord (SP 773)

Call sign:
George - Sail - Mike - Nan


  • The third Concord was built in 1898 by Charles Hillman, Philadelphia, PA
  • Acquired by the Navy 3 November 1917 from the Staples Transportation Company of New York City
  • Commissioned USS Concord (SP 773), 20 November 1917
  • Placed in service in December 1919 at the Washington Navy Yard
  • Renamed and reclassified Mendota (YT 33), 20 November 1920
  • Renamed Muscotah 30 January 1932
  • Placed out of service 4 November 1934
  • Sold 30 April 1937
  • Fate unknown.


  • Displacement 353 t.
  • Length 140'
  • Beam 26'
  • Draft 11' 6"
  • Speed 12.5 kts.
  • Complement 36
  • Armament: One 3"/50 mount and two machine guns
  • Propulsion: Two single ended boilers, one 750hp vertical triple expansion steam engine, one shaft.
    Click on thumbnail
    for full size image
    Size Image Description Source
    USS Concord (SP 773)
    Concord 88k At the Boston Navy Yard, Charlestown, Massachusetts, probably at about the time she entered Naval service in 1917. The stern of USS Constitution is partially visible at left
    U.S. Navy photo NH 100874
    Naval Historical Center
    USS Mendota (YT 33)
    Concord 83k In port, during the 1920s
    Collection of Delmar L. Ketch
    U.S. Navy photo NH 102827
    Naval Historical Center
    USS Muscotah (YT 33)
    Concord 75k c. 1932
    Washington Navy Yard
    Outboard tug is Choptank (YT 36), ex-Shenandoah, ex-Francis B. Hackett (ID 1611)
    Photo and text from
    Robert Hurst
    Concord 57k Off the Washington Navy Yard, D.C., circa 1932-1934
    U.S. Navy photos NH 85990, NH 85991 and NH 85992
    Naval Historical Center
    Concord 87k
    Concord 59k

    Commanding Officers
    01LTJG Enoch M. Gracie, USNRF20 November 1917
    02LTJG Frank Hill Lemon, USN1918
    03ENS Edward W. Rowan, USNRF1919
    Courtesy Joe Radigan

    View the Concord (SP 773)
    DANFS history entry located on the Naval History and Heritage Command website
    Back to the Main Photo Index Back to the Section Patrol Craft (SP) Photo Index

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    This page created by Joseph M. Radigan and maintained by David Wright
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