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Thomas Wentworth Higginson, Massachusetts in the Army and Navy during the war of 1861-1865, vol. 2 2 0 Browse Search
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Thomas Wentworth Higginson, Massachusetts in the Army and Navy during the war of 1861-1865, vol. 2, chapter 2 (search)
gineers, March 3, 1863. Military Member of a Scientific Commission for the investigation of subjects pertaining to the Navy department, June 22, 1863, to June 6, 1864; reconnoitring and devising the defences of Pittsburg, Penn., June, 1863; examining south shore of Lake Erie to devise measures to prevent rebel raids from Canada, Dec., 1863; member of Commission to examine the plan and sufficiency of the defences of Washington City, Oct. 29 to Dec. 24, 1862; on Board of Engineers to examine Timby's revolving iron tower for harbor defence, Dec. 15, 1862, to June 23, 1863; on Board for the Examination of officers of the Corps of Engineers for promotion, Aug. 1, 1863, to Mar. 8, 1864, and from July 6 to Sept. 20, 1864; on Board to devise defences of Potomac aqueduct, Aug. 29 to Sept. 3, 1863; on Board for the armament of the defences of Washington, D. C., Nov. 10 to Dec. 3, 1863; and on the Board of Engineers to reorganize our system of sea-coast fortifications, Jan. 27 to May 31, 1864.