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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.

Summary of Content: 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.

Background Information: Ericsson, a Swedish inventor who moved to England, invented an early locomotive, the hot-air engine, and the torpedo boat. He also engineered ships and submarines and was the designer of ...the Civil War ship, The Monitor, which was the first modern naval war vessel.
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People: Ericsson, John, 1803-1889
Hanford, Franklin, fl. 1879

Historical Era: Rise of Industrial America, 1877-1900

Subjects: InventionInventorNavyScience and TechnologyMilitary HistorySubmarineMaritime

Sub Era: The Gilded Age

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