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Source: 'The Sound of Freedom: Naval Weapons Technology at Dahlgren, Virginia,' by James P. Rife and Rodney P. Carlisle
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Completed in 1967, Dahlgren's half-mile long conical shock tube allowed DASA and NWL scientists to simulate 20-kiloton nuclear explosions, without using radioactive materials. (Dahlgren Historic Photograph Collection) |
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