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Camp Hero State Park and the Semi-Automatic Ground Environment radar facility, now decommissioned in Montauk, Long Island. 16172819 Stock Photo at Vecteezy
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Milestones:Semi-Automatic Ground Environment (SAGE) 1951-1958 - Engineering and Technology History Wiki
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Inside the Semi-Automatic Ground Environment (SAGE) Wide Area Network: The National Air Defense System: Milione, Ronald Paul: 9798536909515: Amazon.com: Books
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