(named Fenian Ram) – Built for Irish revolutionaries; now on display at the Paterson Museum. Holland III – Scaled down version of Fenian Ram used for navigation tests. Holland IV (known as the Zalinski Boat) – experimental submarine financed by US Army Lieutenant Edmund Zalinski. Holland V (named Plunger) – Prototype used to demonstrate potential of submarines for naval warfare. Launched in 1897 and trialled but not accepted as an experimental submarine by the US Navy. Returned to the Holland Company in 1903 and scrapped in 1917. Holland VI – First modern submarine in the United States Navy. Launched in 1897. Acquired by US Navy in 1900 and commissioned in 1900 as USS Holland (SS-1). Decommissioned in 1905. HMS Holland 1 – First modern submarine in the Royal Navy. Patents Screw Propeller Hydrocarbon Engine Submergible Submarine Gun Steering Apparatus Submarine Boat Submergible Boat Submarine Boat Submarine Boat Submarine Boat Visual Indicator Auto Dive Mechanism Auto Ballast Submarine Boat Submarine Boat Firing Valve Submarine Boat Submarine Boat Submarine Boat Submarine Boat Submarine Gun Submarine Boat Submarine Boat Flying-machine See also Peral Submarine Spanish submarine of 1888 Gymnote French submarine References Sources John Philip Holland, Encyclopedia of World Biography, 2nd ed. 17 Vols. Gale Research, 1998 International Directory of Company Histories, Volume 86 under General Dynamics/Electric Boat Corporation, July 2007, St. James Press/Thomposon Gale Group, pp. 136–139 The Defender, The Story of General Dynamics, by Roger Franklin. Published by Harper & Row 1986. The Submarine in War and Peace by Simon Lake (1918), J.P. Lippincott, Philadelphia, PA, pp 113–118 Further reading External links https://web.archive.org/web/20200313163617/https://johnpholland.ie/ - English/Irish language website documenting John Philip Holland Photos of John Holland's Submarine #1 and the Fenian Ram at the Paterson Museum , williammaloney.com. Retrieved 20 September 2015. Gary McCue, John Philip Holland (1841–1914) And His Submarines, geocities.com 1841 births 1914 deaths 19th-century Irish people 19th-century American inventors Irish inventors Irish schoolteachers Irish Christian Brothers Irish emigrants to the United States (before 1923) American naval architects Members of the Irish Republican Brotherhood People from County Clare Submarine pioneers History of the United States Navy Irish-American history Burials at Holy Sepulchre Cemetery (Totowa, New Jersey)