Investigation by the Committee on Naval Affairs : Usefulness of Patents and Inventions in the Naval Service: hearings before the United States House Committee on Naval Affairs, Forty-Fourth Congress, first session, on Feb. 4, 8, 21, Mar. 3, 15, 1876.
Investigates questions and issues surrounding Navy expenditures to test certain inventions, particularly the steam boiler attachment and the combination rifle and smooth-bore gun, both invented by Norman Wiard. Appendix (p. 79-172) contains letters, test reports, newspaper articles, tabular material...
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