A Man, a Plan, a Submarine: John Philip Holland – Coast Monkey
John Philip Holland: Irish inventor of the submarine
John Philip Holland: Inventor of the Submarine | PBS America | UK
The Irishman Who Invented the Submarine - Irish America
Museum | John Philip Holland
Did you know the inventor of the submarine tested an early prototype in Cork's North Mon?
Communicate Science: John Philip Holland and Liscannor, Co. Clare
Holland I - Wikipedia
INVENTOR OF THE SUBMARINE: JOHN PHILIP HOLLAND • Connecticut Public Television
John Philip Holland: the Irish inventor who helped take the war underwater
John Philip Holland (1840 – 1914) Inventor of the Submarine – Coast Monkey
Irish American Heritage Month: John Philip Holland, Inventor of the Modern Submarine
File:The submarine designed by John P. Holland.jpg - Wikimedia Commons
RTÉ Archives | Technology | Inventor of the Submarine, John P. Holland
Irish American Heritage Month: John Philip Holland, Inventor of the Modern Submarine
Happy Birthday John Philip Holland, "Father of the Modern Submarine" | The National WWII Museum Blog
A Man, a Plan, a Submarine: John Philip Holland – Coast Monkey
John Philip Holland: Inventor of the Submarine : Sligo Engineering Fair
The story of the Irishman who invented the submarine
JOHN PHILIP HOLLAND: SUBMARINE INVENTOR | RTÉ Presspack
OTD in 1841 – Birth of inventor and developer of the modern submarine, John Philip Holland, in Co Clare.
Central Bank of Ireland Issues Commemorative Coin in Honor of Submarine Inventor John Philip Holland
