Please report any broken links or trouble you might come across to the Webmaster. Please take a moment to let us know so that we can correct any problems and make your visit as enjoyable and as informative as possible.

NavSource Online:
Section Patrol Craft Photo Archive

Mystery (SP 428)


Motorboat: Built in 1917 by Luders Marine Construction Co., Stamford, CT; Acquired by the Navy 18 June 1917; Commissioned 25 July 1917; Returned to her owner 11 January 1919. Fate unknown.

Specifications: Displacement 26 t.; Length 71'; Beam 13'; Speed 24 kts.; Complement 10; Armament one 3-pounder, one 1-pounder and two machine guns; Propulsion two 400hp Duesenberg engines.


Click On Image
For Full Size Image
Size Image Description Source
Mystery 92k Photographed prior to her World War I Navy service.
U.S. Navy photo NH 101355
Naval Historical Center

Dictionary of American Naval Fighting Ships: Mystery (SP-428), a wooden-hulled motorboat powered by two 400-horsepower Duesenherg engines, was built by Luders Marine Construction Co., Stamford, Conn., in 1917; acquired by the Navy under free lease from her owner, Mr. Ralph Pulitzer of New York City, 18 June 1917; enrolled in the Naval Coast Defense Reserve and delivered 24 July 1917; and commissioned 25 July 1917, Lt. (jg.) Ralph Pulitzer in command.

Assigned to the 2d Naval District, Mystery operated out of the section base at Block Island, R.I., during World War I. She patrolled the coastal waters of Connecticut and Rhode Island as well as approaches to Long Island Sound. She was returned to her owner 11 January 1919.


Back To The Main Photo Index Back To the Patrol Craft/Gunboat/Submarine Chaser Ship Type Index Back to the Section Patrol Craft (SP) Photo Index

Comments, Suggestions, E-mail Webmaster

This page created and maintained by Joseph M. Radigan
© 2005 Joseph M. Radigan © 1996 - 2005 NavSource Naval History. All Rights Reserved.