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NavSource Online: Service Ship Photo Archive

USS Delphinus (AF-24)
USS San Mateo (AF-24) (1942)

International Radio Call Sign:
November - Bravo - Tango - Papa
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

Delphinus Class Stores Ship:
  • Built in 1915 as SS San Mateo at Workman Clark and Co., Ltd., Belfast, Ireland
  • Chartered from the Maritime Commission for operation by Manargo Line, Inc. for United Fruit Co., 21 May 1942
  • Acquired by the US Navy, 8 August 1942, at Oakland, CA.
  • Commissioned USS San Mateo 11 August 1942, LT. Ole M. Mikkelsen, USNR, in command
  • Renamed USS Delphinus (AF-24), 22 August 1942
  • During World War II, USS Delphinus was assigned to the Asiatic-Pacific Theater
  • Decommissioned, 9 May 1946, at New Orleans, LA., returned to the Maritime Commission, and delivered to Manargo Line, Inc. the same day
  • Struck from the Naval Register, 5 June 1946
  • Returned to the Maritime Administration by Manargo Line, Inc.., 25 July 1946, for lay up in the National Defense Reserve Fleet, Mobile, AL.
  • Final Disposition, sold for scrapping, 6 February 1948, to Pinto Island Metals Co.
    Displacement 3,300 t.(lt) 6,000 t.(fl)
    Length 328'
    Beam 44' 2"
    Draft 23'
    Speed 11.5 kts. (trial)
    Officers 14
    Enlisted 93
    Largest Boom Capacity 5 t.
    Cargo Capacity 2,995 DWT
    refrigerated 102,870 Cu ft.
    one single 4"/50 cal gun mount
    one single 3"/50 cal dual purpose gun mount
    six single 20mm AA gun mounts
    Fuel Capacity NSFO 5,230 Bbls
    one Workman Clark vertical triple-expansion reciprocating steam engine
    three single-ended cylindrical Scotch boilers, 200psi Sat.
    three recip-drive 35Kw 110V D.C. Ship's Service Generators
    single propeller, 2,500shp

    Click On Image
    For Full Size Image
    Size Image Description Contributed
    Delphinus 69k USS Delphinus (AF-24) underway at San Francisco, 6 September 1942.
    US National Archives, RG-19-LCM, photo # 19-N-35044, a US Navy Bureau of Ships photo now in the collections of the US National Archives, courtesy
    Robert Hurst
    Delphinus 55k USS Delphinus (AF-24) underway, looking forward from the bridge area, date and location unknown. Submitted by Jim Hanley
    Photos by his Father James Hanley,Machinist's Mate USS Delphinus
    Delphinus 33k USS Delphinus (AF-24) moored, date and location unknown. Submitted by Jim Hanley
    Photos by his Father James Hanley, Machinist's Mate USS Delphinus
    Delphinus 84k USS Delphinus (AF-24) underway in San Francisco Bay circa late 1945 or early 1946.
    U.S. Naval History and Heritage Command photo # NH 82182, courtesy
    Robert Hurst
    Delphinus 513k USS Delphinus (AF-24) crew photo, date and location unknown. Rene White for his father Rene White Sr. Radioman US Delphinus

    USS Delphinus (AF-24)
    Dictionary of American Naval Fighting Ships (DANFS)
    Commanding Officers
    01LT. Mikkelsen, Ole Micheal, USNR11 August 1942 - 29 December 1942
    02LT. Buckner, Eugene H. F. USNR29 December 1942 - 4 August 1943
    03LCDR. Armstrong, George Louis, USNR4 August 1943 - 1 February 1944
    04LCDR. Armbrust, Carl Raymond1 February 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
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    Last Updated 11 April 2014