Illustration depicting John P. Holland's dual propulsion submarine. On the surface it was powered by a 160hp engine, and while under water a 70hp electric motor was used. John Philip Holland (1840-1914) an Irish engineer who developed the first submarine to be formally commissioned by the US Navy, and the first Royal Navy submarine, Holland 1. Dated 20th century

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Size: 3162px × 6632px
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Photo credit: © World History Archive / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., 1, 20th, archival, archive, century, dual, electric, electricity, engine, engineer, engineering, historical, history, holland, illustrated, illustration, ireland, irish, john, motor, naval, navy, philip, propulsion, royal, submarine, technology, water