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NavSource Online: Mine Warfare Vessel Photo Archive


Call sign:
Nan - Peter - Sugar - Able

YMS-1 Class Auxiliary Motor Minesweeper:

  • Laid down 20 September 1943 by the Stadium Yacht Basin Inc., Cleveland, OH
  • Launched 11 March 1944
  • Completed 6 September 1944
  • Commissioned USS YMS-414, 7 September 1944
  • Decommissioned 1 December 1946
  • Struck from the Naval Register 25 May 1947
  • Transferred to the War Shipping Administration 14 November 1947
  • Acquired in 1963 by R. G. Vest of Seattle, WA for use as a freight barge and named Charley B.
  • Acquired in 1970 by Tom McDonald of Seattle
  • Out of documentation in 1984
  • Fate unknown.


  • Displacement 270 t.
  • Length 136'
  • Beam 24' 6"
  • Draft 8'
  • Speed 13 kts.
  • Complement 50
  • Armament: One 3"/50 dual purpose gun mount, two 20mm mounts and two depth charge projectors
  • Propulsion: Two 880bhp General Motors 8-268A diesel engines, Snow and Knobstedt single reduction gear, two shafts.
    Click on thumbnail
    for full size image
    Size Image Description Source
    YMS-414 190k Fitting out at the Stadium Yacht Basin, Cleveland, Ohio, 10 July 1944
    National Archives photo 19-N-67888
    Mike Green
    USS YMS-414
    YMS-414 234k San Francisco Bay, 1945-1946
    Courtesy of D.M. McPherson, 1974
    Naval History and Heritage Command photo NH 79711
    Mike Green

    Commanding Officers
    01LT Joseph C. Bedsole, USNR7 September 1944 - July 1945
    02LTJG Albert Jack Bartlett, USNJuly 1945 - April 1946
    Courtesy of Wolfgang Hechler and Ron Reeves

    There is no DANFS History currently available for YMS-414
    Additional Resources and Web Sites of Interest
    Naval Minewarfare Association
    Association of Minemen
    Back To The Main Photo Index Back To the Mine Warfare Ship Photo Index Back to the Auxiliary Motor Minesweeper (YMS) Photo Index

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    This page created and maintained by Joseph M. Radigan
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