428-GX-USN-1153155:  Portsmouth, England.   Chief Hull Technician Charles Thrasher, right, and Royal Navy Lieutenant W. Birch check over a ship’s blueprints for fire-fighting water mains and supply lines.  Lieutenant Birch is Chief Thrasher’s Division Officer while Thrasher is assigned to the Trials and Policy Section of the Royal Navy’s Nuclear, Biological, Chemical, and Damage Control unit under the Personnel Exchange Program.       Photographed by PH1 Bob Woods, July 1972.    Official U.S. Navy Photograph, now in the collections of the National Archives.   (2017/06/20).
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