KITTERY – The Navy’s only research submarine is coming to the Portsmouth Naval Shipyard where it will be inactivated after nearly 40 years in service. Shipyard spokesman Gary Hildreth says NR-1, a 150-foot nuclear-powered exploration sub that was launched in 1969, will arrive at the… Read More
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Kittery shipyard to deactivate Navy sub
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Kittery shipyard to deactivate Navy sub