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Trefoil (IX-149) Class: Photographs

These photographs were selected to show the original configuration of this class and major subsequent modifications. For more views see the former NHHC (now Hyperwar) Online Library of Selected Images and the NavSource Photo Archive.

Click on the small photograph to prompt a larger view of the same image.

Army barge Agate

In San Francisco Bay enroute delivery to the Army at Pier 41, San Francisco.
The photo was backstamped 18 September 1943 by the photographer; initial delivery to the Army, perhaps at the builder's yard, had taken place on 24 August 1943. Agate was the first B7-D1 concrete barge to be delivered, one of only two that went to the Army, and the only one of these that did not receive the Navy's stores issue conversion.

Photo No. None
Source: Shipscribe

Trefoil (IX-149) class barges

Five barges on 10 February 1944 at their builder's yard in South San Francisco before conversion to issue barges.
Nine of the thirteen barges of this class had been launched before this date.

Photo No. 19-N-68881
Source: U.S. National Archives, RG-19-LCM

USS Trefoil (IX-149)

At San Francisco on 29 March 1944 three weeks after being placed in service.
This photo of her main deck shows her crawler crane, the new steel access to hold #4, a deck load of gas cylinders, the main deck house, the supply issue room, and the pilot house.

Photo No. 19-N-68948
Source: U.S. National Archives, RG-19-LCM

USS Carmita (IX-152)

At San Francisco on 19 May 1944 a week after being placed in service.
The numbered alterations include two crawler cranes, raised tubs for two 20mm guns forward, and a tub for another pair aft.

Photo No. 19-N-76374
Source: U.S. National Archives, RG-19-LCM

USS Silica (IX-151)

Serving in 1944 or 1945 as a floating warehouse at a mobile supply and repair advance base in the Western Pacific.

Photo No. 80-G-325591
Source: U.S. National Archives, RG-80-G

USS Quartz (IX-150)

At a Service Squadron Ten anchorage in Leyte Gulf, Philippines in late 1944 or early 1945.

Photo No. 80-G-345743
Source: Shipscribe

USS Cinnabar (IX-163)

Photographed in November 1945 after being wrecked at Buckner Bay, Okinawa by Typhoon Louise on 9 October 1945.
The remains of USS YP-520 are in the foreground; her wooden bow was totally sheared off just forward of the foremast.

Photo NH 105636
Source: U.S. Naval History and Heritage Command