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NavSource Online: Service Ship Photo Archive

USS Cygnus (AF-23)

International Radio Call Sign:
November - Bravo - Sierra - Zulu
NBSZ
Awards, Citations and Campaign Ribbons

Precedence of awards is from left to right
American Campaign Medal - Asiatic-Pacific Campaign Medal - World War II Victory Medal


Cygnus Class Stores Ship:
  • Built in 1925 as SS La Perla at Cammell Laird, Liverpool, England
  • Acquired by the US Navy, 11 August 1942 and commissioned USS Cygnus (AF-23), LCDR. W. W. Williamson, USNR, in command
  • During World War II, USS Cygnus was assigned to the Asiatic-Pacific Theater
  • Decommissioned, 18 July 1946, at New York, N.Y. and transferred to the Maritime Commission for disposal the same day
  • Struck from the Naval Register, date unknown
    Specifications:
    Displacement 7,170 t.(fl)
    Length 336' 3"
    Beam 48'
    Draft 23' 9"
    Speed 11.7kts (trial)
    Complement
    Officers 12
    Enlisted 100
    Cargo Capacity refrigerated 116,100, 1,770 DWT
    Largest Boom Capacity 3 t.
    Armament
    two single 3"/50 cal dual purpose gun mounts
    two single 20mm AA gun mounts
    Fuel Capacity NSFO 5,421 Bbls
    Propulsion
    one Cammel-Laird vertical triple expansion reciprocating steam engine
    two Scotch boilers, 190psi Sat
    Ship's Service Generators
    three recip-drive 200Kw 220V D.C.
    one recip-drive 50Kw 220V D.C.
    single propeller, 2,500shp.
    Click On Image
    For Full Size Image
    Size Image Description Contributed
    By
    Bridge 81k SS La Perla, 7 August 1942, a few days before acquisition by the Navy.
    US Naval History and Heritage Command photo # NH 83225.
    Robert Hurst
    Bridge 163k USS Cygnus (AF23) at Mare Island Navy Yard, 30 August 1943, after completion of conversion. The conversion alterations, circled in the photo, were relatively minor, the most conspicuous being the addition of vertical splinter protection around the gun positions fore and aft and the addition of two 20mm AA guns aft.
    US National Archives, RG-19-LCM, photo # unassigned, a US Navy Bureau of Ships photo now in the collections of the US National Archives.
    Robert Hurst

    USS Cygnus (AF-23)
    DANFS history entry located at the US Naval History and Heritage Command
    Commanding Officers
    01LCDR. Williamson, Walter, William11 August 1942 - ?
    02LCDR. Baldwin, James Thomas5 May 1944
    Courtesy Wolfgang Hechler and Ron Reeves

    Crew Contact And Reunion Information
    U.S. Navy Memorial Foundation - Navy Log

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    This page is created and maintained by Gary P. Priolo
    All pages copyright NavSource Naval History
    Last Updated 29 March 2013