
Frank Andrews, Trieste II conducted dives in the vicinity of the loss site of Thresher – operations commenced by the first Trieste the year before. McGraw (T-AK241) and shipped, via the Panama Canal, to Boston.Ĭommanded by Lt Comdr. Completed in early 1964, Trieste II was placed on board USNS Francis X. The Trieste sphere was suspended from an entirely new float, more seaworthy and streamlined than the original, but operating on identical principles. Trieste II incorporated the original Terni, Italian-built sphere used in Trieste, after it was made redundant by the new high-pressure sphere cast by the German Krupp Steelworks. The original Trieste design was heavily modified by the Naval Electronics Laboratory in San Diego, California and built at the Mare Island Naval Shipyard. Trieste II (DSV-1) was the successor to Trieste – the United States Navy's first bathyscaphe purchased from its Swiss designers. JSTOR ( June 2023) ( Learn how and when to remove this template message).Unsourced material may be challenged and removed.įind sources: "Trieste II" Bathyscaphe – news

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