BOOKQUE

Report Made to the Hon. Thomas Corwin, Secretary of the Treasury, by Professor R. S. McCulloh, of His Operations at the Mint of the United States, in Refining California Gold by His Zinc Method
Richard Sears MACCULLOH
· 1852
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Letter from the Secretary of the Treasury, Communicating a Report of the Computation of Tables, to be Used with the Hydrometer Recently Adopted for Use in the United States Custom-houses, Made Under the Superintendence of Professor A.D. Bache, by Professor R.S. McCulloh
Richard Sears MacCulloh
· 1851
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Letter from the Secretary of the Treasury, Communicating a Report of the Computation of Tables, to be Used with the Hydrometer Recently Adopted for Use in the United States Custom-house
Richard Sears MacCulloh
· 1851
No image available
Letter from the Secretary of the Treasury, Communicating a Report of the Computation of Tables, to be Used with the Hydrometer Recently Adopted for Use in the United States Custom-houses
Richard Sears McCulloh , Alexander Dallas Bache
· 1851
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Reports from the Secretary of the Treasury of Scientific Investigations in Relation to Sugar and Hydrometers Made Under the Superintendence of A. D. Bache
No author available
· 1848
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Memorial to the Congress of the United States: Announcing the Discovery of a New Method of Refining California and Other Gold Bullion
Richard Sears MACCULLOH
· 1850
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Reports of Scientific Investigations in Relation to Sugar and Hydrometers Made Under the Superintendence of Prof. A. D. Bache
Richard Sears MacCulloh
· 1848