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NavSource Online: Mine Warfare Vessel Photo Archive

YMS-133

Sank 20 February 1943

YMS-1 Class Auxiliary Motor Minesweeper:

Laid down 14 July 1941 by the Western Boat Building Co., Tacoma, WA

Launched 18 December 1941

Completed 21 July 1942

Foundered and sunk 20 February 1943 off Coos Bay, OR.

Specifications:

Displacement 270 t.

Length 136'

Beam 24' 6"

Draft 8'

Speed 15 kts.

Complement 32

Armament: One 3"/50 dual purpose gun mount, two 20mm mounts and two depth charge projectors

Propulsion: Two 880bhp General Motors 8-268A diesel engines, Snow and Knobstedt reduction gear, two shafts.

Click on thumbnail for full size image	Size	Image Description	Source
111912500	NR	Plenty of Rain and Ritual At Minesweeper Launchings Festive Spirit Is Undampened as Four Naval Vessels Are Christened. Traditional launching rites were conducted in the grand manner as *(YMS-133), (YMS-125),(YMS-129)* & *(YMS-130)* were given to the waters of Puget Sound at half hour intervals.	Image and text provided by Washington State Library; Olympia, WA. Photo from the The Tacoma Times. [volume] (Tacoma, Wash.) 1903-1949, 20 December 1941, Image 9, courtesy of chroniclingamerica.loc.gov.
111913300	NR	5 Dead, 13 Missing As Navy Minesweeper (YMS-133) Capsizes in Heavy Sea. Only 11 of 29 Aboard Reached Shore Alive In Coos Bay Disaster Sixteen were picked out of the tossing Pacific by a Coast Guard surf boat and a fishing craft, but seas were running so high they were unable to land for about 24 hours. Five of the rescued, injured in the capsizing and suffering from exposure in the open Coast Guard boat died during the night. The minesweeper's commander, Lt. Carl F Leitz, was among thr survivors.	Image and text provided by Library of Congress, Washington, DC Photo from the Evening Star. [volume] (Washington, D.C.) 1854-1972, 23 February 1943, Image 30, courtesy of chroniclingamerica.loc.gov.
	114k	Envelope post marked 21 February 1984, Coos Bay, OR	Tommy Trampp

There is no DANFS history available for YMS-133

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