Ericsson, John, 1803-1889 to Franklin Hanford
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Gilder Lehrman Collection #: GLC03959.03 Author/Creator: Ericsson, John, 1803-1889 Place Written: New York, New York Type: Letter Date: 25 August 1879 Pagination: 1 p. ; 30.5 x 19.2 cm. Order a Copy
Clerical copy. Reports that he has recommended the Bureau to remove the Ordnance Scow from Sandy Hook because it cannot sustain heavy weather. Discusses the torpedo trials and states they have accomplished what was intended, "ascertaining if the explosive energy of powder gases can be substituted for compressed air in expelling submerged torpedoes. The result is more than successful, it is brilliant!" Explains the scientific and mechanical workings that have produced this result. Addressed to Hanford, Lieutenant Commander, Inspector of Ordnance, Navy Yard, New York.
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