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NavSource Online:
Section Patrol Craft Photo Archive

Gem (SP 41)



Civilian call sign (1919):
Love - Dog - Fox - Rush

Patrol Yacht:

  • Built by George Lawley and Sons, Neponset, MA for William Zeigler, Jr.
  • Launched 21/22 August 1913 and sponsored by Mrs. T. N. Sanborn of Fair Haven, MA
  • Acquired by the Navy 26 March 1917
  • Commissioned 1 June 1917 at New York
  • Decommissioned 10 January 1919 and returned to her owner
  • Fate unknown.

    Specifications:

  • Displacement 201 t.
  • Length 146' 6"
  • Beam 18'
  • Draft 7'
  • Speed 15 kts.
  • Complement 15
  • Armament: Two 3-pounders
  • Propulsion: Two 1,100ihp oil-fired steam engines, two shafts.
    Click on thumbnail
    for full size image
    Size Image Description Source
    Yacht Gem
    Gem 72k c. 1913 Jim Rogers
    Gem 135k Relatively fine-screen halftone reproduction of a photograph taken prior to World War I.
    Figure 29 of "The Science of Low Visibility and Deception as an Aid to the Defense of Vessels Against Attack by Submarines", by Lindell T. Bates, 1918. In 1974 the original volume was in Record Group 45 at the U.S.
    National Archives.
    U.S. Navy photo NH 79362
    Naval Historical Center
    USS Gem (SP 41)
    Gem 128k Relatively fine-screen halftone reproduction of a photograph taken during World War I, while she was painted in a camouflage scheme devised by the Submarine Defense Association.
    Figure 30 of "The Science of Low Visibility and Deception as an Aid to the Defense of Vessels Against Attack by Submarines", by Lindell T. Bates, 1918. In 1974 the original volume was in Record Group 45 at the U.S.
    National Archives.
    U.S. Navy photo NH 79363
    Naval Historical Center
    Yacht Gem
    Gem 128k Relatively coarse-screen halftone reproduction of a photograph taken in the spring of 1919, while she was being refitted at Robert Jacob Shipyard, City Island, NY when she was being converted back to pleasure use.
    Copied from "The Rudder" magazine, June 1919, page 263.
    Courtesy of Robert F. Sumrall, 1972.
    U.S. Navy photo NH 75655
    Naval Historical Center

    View the Gem (SP 41)
    DANFS history entry located on the Naval Historical Center web site
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    This page created and maintained by Joseph M. Radigan
    © 2006 Joseph M. Radigan © 1996 - 2006 NavSource Naval History. All Rights Reserved.