[Report of operations of party employed upon surveys for the determination of the northeast boundary of the United States in the St.-Croix Valley]. 1911.

McGrath, J. E.

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Tittmann, O. H. (Otto Hilgard), 1850-1938

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Otto Hilgard Tittmann was born on August 20, 1850, at Belleville, Illinois, where he received his early education. He subsequently received degrees from Stevens Institute, Washington University, and George Washington University. He joined the Coast and Geodetic Survey on November 10, 1867, as an aid. He rendered service with field parties on the Atlantic, Gulf, and Pacific Coasts, Puerto Rico, and southeastern Alaska; became Assistant in Charge of Office July 1, 1895; Assistant Superintendent Ap...