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Section Patrol Craft Photo Archive
USAT S. D. Mason (FS 551)
ex-USS Fern (SP 635)
Fern served the U. S. Lighthouse Service, the U.S. Navy and the U.S. Army
Lighthouse Tender:The third Fern built in 1915 by Hall Brothers Shipbuilding Co., Winslow, WA for the Light House ServiceCommissioned USLHS Fern 25 June 1915 and based at Ketchikan, AKAcquired by the Navy 4 September 1917 and placed in service the same dayReturned to the Light House Service by Executive Order dated 1 July 1919Acquired by the Army 19 September 1934 and renamed USAT S. D. Mason (FS 551)Sold after World War II and put into service as a freight boat based at Seward, AKFate unknown.
SpecificationsDisplacement 317 t.1917 - 237 t.Length 112'1917 - 98' 5"Beam 22'Draft 10'1917 - 8' 6"Complement 121917 - 15Armament: None1917 - Two 3-poundersPropulsion: One water tube, oil fired Almy-type boiler; one triple-expansion vertical inverted steam engine; one shaft1934 - One 300hp diesel engine.
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||USAT S. D. Mason (FS-551), tied up pierside, probably at Seattle, WA
U.S. Army Corps of Engineers, Seattle District photo
Photo from "U.S. Army Ships and Watercraft of World War II" by David H. Grover
View the Fern (SP 635)
DANFS history entry located on the Naval History and Heritage Command website
This page created and maintained by Joseph M. Radigan|