John Navarre Macomb – Scientist of the Day
John Navarre Macomb, Jr., an officer in the Corps of Topographical Engineers, died Mar. 16, 1889, at the age of 77.
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John Navarre Macomb – Scientist of the Day
John Navarre Macomb, Jr., an officer in the Corps of Topographical Engineers, died Mar. 16, 1889, at the age of 77.
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Andrew A. Humphreys – Scientist of the Day
Andrew Atkinson Humphreys, an American army officer and civil engineer, was born Nov. 2, 1810.
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Howard Stansbury – Scientist of the Day
Howard Stansbury, a captain in the U.S. Army Corps of Topographical Engineers, was born Feb. 8, 1806.
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James Hervey Simpson – Scientist of the Day
James Hervey Simpson, a U.S. Army Topographical Engineer, was born Mar. 9, 1813.
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