On December 21, 1899, BIW delivered Dahlgren (TB-9), a 148-ton torpedo boat, to the US Navy. Dahlgren’s aft conning tower and galley were aluminum – the first time it was used in a Navy ship. Dahlgren also was the first Navy torpedo boat to reach 30 knots on sea trials.

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Notable Sea Trials of the Past

More than a century ago there was keen interest in a ship’s speed, and strong competition to build the fastest vessel – even if only a fraction of a knot…