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NavSource Online: Mine Warfare Vessel Photo Archive

Ruff (MSC[O] 54)

Call sign:
November - Quebec - Foxtrot - Delta

YMS-1 Class Auxiliary Motor Minesweeper:

  • Laid down 2 June 1942 by the Ballard Marine Railway Co. Inc, Seattle, WA
  • Launched 5 December 1942
  • Completed and commissioned USS YMS-327, 19 April 1943
  • Decommissioned 20 August 1946 and laid up in Atlantic Reserve Fleet, Green Cove Springs Florida Group
    Naval Vessel Register of 1 January 1949 lists plan for placing in service as a Naval Reserve training ship in the 1st Naval District (Boston) as September 1947
  • Named Ruff and reclassified as a Motor Minesweeper, AMS-54, 1 September 1947
  • Recommissioned 10 March 1951
  • Reclassified as a Coastal Minesweeper (Old), MSC(O)-54, 7 February 1955
  • Decommissioned 13 December 1957 and placed in service, in reserve
  • Placed in service as a Reserve training ship 30 October 1959
  • Placed out of service, struck from the Naval Register 14 November 1969 and subsequently sold
  • Ruff was the last ship of her class to leave the Navy
  • Acquired in 1971 by Ernest J. Silva of LaJolla, CA for use as a passenger barge and renamed Libra
  • Acquired in 1979 by Glenn Couch of Chula Vista, CA
  • Out of documentation in 1984
  • Fate unknown.


  • Displacement 270 t.
  • Length 136'
  • Beam 24' 6"
  • Draft 8'
  • Speed 15 kts.
  • Complement 32
  • 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-327 196k Kathy Wagner
    daughter of crew member Richard Sullivan
    YMS-327 119k
    YMS-327 139k Sunset at sea
    YMS-327 201k Crew members
    YMS-327 31k c. 1943
    Midshipman Edward F. Moore, Jr.
    Patti Zapalac
    YMS-327 37k c. 1943
    Ensign Edward Moore
    YMS-327 55k Edward Moore, Jim Maury and the Commanding Officer, LT Robert S. Marshall
    YMS-327 45k Jim Maury, Captain Marshall and Edward Moore
    YMS-327 35k Jim Maury, Captain Marshall, Edward Moore and unidentified crew member
    YMS-327 55k Ships mascot
    YMS-327 50k Ships mascot with crewmembers. Richard Sullivan is on the right.
    YMS-327 104k c. 1945
    Courtesy of Donald McPherson, 1976
    Naval History and Heritage Command photo NH 84981
    Mike Green
    Ruff (MSC[O] 54)
    YMS-327 117k Arnold R. Hofmann, CDR, SC, USN, Retired

    Commanding Officers
    01LT Robert S. Marshall, USNR19 April 1943 - 4 May 1945
    02LT George A. Ashland, Jr., USNR4 May 1945 - 26 February 1946
    03LTJG Donald Charles David, USNR26 February 1946 - 28 May 1946
    04ENS H. R. Gerdink, USNR28 May 1946 - 2 August 1946
    05LT William N. Mire, USNR10 March 1951 - 21 September 1951
    06LT George A. Hatch, USNR21 September 1951 - 15 December 1952
    07LT William Cornell Magee, USNR15 December 1952 (Acting)
    08LCDR James Henry Doyle, Jr., USN - USNA Class of 1947
    Awarded two Navy Distinguished Service Medals, two Legions of Merit and the Bronze Star - Retired as
    Vice Admiral
    09LCDR Louis Leonard Meier, Jr., USN - USNA Class of 1942
    Awarded the Legion of Merit (1967) - Retired as Captain
    1954 - June 1956
    10LT James Anthony Allen, USN - USNA Class of 1950June 1956 - July 1958
    ??LT Philip William Wehrman, USN
    ??LCDR William Gooding Fisher, Jr., USN - USNA Class of 1952
    Courtesy of Wolfgang Hechler, Ron Reeves, Joe Radigan and Irma David

    View the Ruff (MSC[O] 54)
    DANFS history entry located on the Haze Gray & Underway website
    Back To The Main Photo Index Back To the Mine Warfare Ship Photo Index Back to the Auxiliary Motor Minesweeper (YMS) Photo Index Back to the Motor Minesweeper (AMS) Photo Index Back to the Coastal Minesweeper (MSC) Photo Index

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    This page created and maintained by Joseph M. Radigan
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