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ARTIFACT:

John Cleves Symmes, Washington Arsenal, May 10, 1855; Vol. 2, p. 85; Reports of Tests and Experiments on Various Types of Ordnance and Ordnance Stories, 1820 – 183; 1846 – 61; Records Relating to Various Subjects, Experiments, 1812 -1913; Records of the Office of the Chief of Ordnance, Record Group 156; National Archives Building, Washington, D.C.


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PHOTO: BRITTANY VENTURELLA