Ericsson, John, 1803-1889 to Franklin Hanford
Order a pdf of this item here.
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. : Height: 30.5 cm, Width: 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.
Citation Guidelines for Online Resources
The copyright law of the United States (title 17, United States Code) governs the making of photocopies or other reproductions of copyrighted material. Under certain conditions specified in the law, libraries and archives are authorized to furnish a photocopy or other reproduction. One of these specific conditions is that the photocopy or reproduction is not to be “used for any purpose other than private study, scholarship, or research.” If a user makes a request for, or later uses, a photocopy or reproduction for purposes in excess of “fair use,” that user may be liable for copyright infringement. This institution reserves the right to refuse to accept a copying order if, in its judgment, fulfillment of the order would involve violation of copyright law.