John Philip Holland

John Philip Holland was an Irish-American marine engineer who developed the first submarine to be formally commissioned by the US Navy, USS Holland (SS-1) and the first Royal Navy submarine, Holland 1.

Summary from Wikipedia (CC BY-SA 4.0) · Dates from Wikidata (CC0)

Who was born first?

• John Philip Holland and John Boyd Dunlop were born the same year
• John Philip Holland and Hiram Stevens Maxim were born the same year
• John Philip Holland was born 1 year after Josephine Cochrane
• John Philip Holland was born 1 year before Clément Ader
• John Philip Holland was born 1 year before Sam Loyd

Timeline

1. Josephine CochraneMarch 8, 1839 – August 3, 1913
2. Hiram Stevens MaximFebruary 5, 1840 – November 24, 1916
3. John Boyd DunlopFebruary 5, 1840 – October 23, 1921
4. John Philip Holland (this page)February 29, 1840 – August 12, 1914
5. Clément AderApril 2, 1841 – May 3, 1925
6. Sam LoydJanuary 30, 1841 – April 10, 1911

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