A history of US submarines from the Revolution to today

Congress Saves Ohio-Replacement Sub Fund for Second Time in 2 Months - USNI News

The mayhem & the fight

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US Plans On Firing Hypersonic Missiles From Submarines - iHLS

New Nanomaterial Takes the Stink Out of Submarine Air

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HMS Astute [820 × 1024]

Submarines (27 pics)

How do submarines sink and float.Fun Kids - the UK's children's radio station

End Game

The Sub-drivers Forum

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Back in 2010, The U.S. Navy Surfaced Three Submarines to Scare China

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US Navy to name second Columbia-class submarine as Wisconsin

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Stealth Boat: Fighting the Cold War in a Fast Attack Submarine - Paperback

Don't Let 'Stealth Mode' Sink Your Startup | Entrepreneur

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A look at American submarines

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The Front Lines (28 Photos) - Suburban Men

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10 Most Powerful Attack SUBMARINES in the World 2017

F&O Fabforgottennobility

USS Virginia Class Submarine

Submarines, Carriers, Cruisers & Other Vessels | Navy.com

Mighty Memphis by markkarvon on DeviantArt

General Dynamics to upgrade submarine combat system software aboard attack and missile boats

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Newest US Navy submarine USS South Dakota: Inside the $2.6 billion nuclear-powered ship

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A look at American submarines

The Sub-drivers Forum