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In page John Philip Holland:
"John Philip Holland (Irish: Seán Pilib Ó hUallacháin/Ó Maolchalann[citation needed]; February 24, 1841[1] – August 12, 1914[2]) was an Irish marine engineer who developed the first submarine to be formally commissioned by the US Navy, and the first Royal Navy submarine, Holland 1.[3]
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