Letters sent, 1829-1870 [microform].
Related Entities
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United States. War Dept. Office of the Chief of Engineers.
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The Corps of Engineers of the United States Army, commanded by the Office of the Chief of Engineers (OCE), was established on March 16, 1802 by President Thomas Jefferson. Its military responsibilities have included producing and distributing Army maps, building roads, planning camps, and constructing and repairing fortifications and other installations. At the same time, the Corps of Engineers contributed to the improvement of the country via civil duties which have included mainta...
United States. Topographical Bureau
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