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Sir John Isaac Thornycroft (1843-1928), Naval architect

Sitter in 1 portrait
Pioneer of naval architecture; built first recorded small high-speed boat (1871); built first torpedo boat for Royal Navy (1877); developed improved hull, propellor and boiler designs; during First World War constructed coastal motor-boats used in attacks on Zeebrugge and Ostend.

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Sir John Isaac Thornycroft

by Sir (William) Hamo Thornycroft
marble bust, 1918
NPG 5876