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Harper's Encyclopedia of United States History (ed. Benson Lossing) 200 0 Browse Search
George P. Rowell and Company's American Newspaper Directory containing accurate lists of all the newspapers and periodicals published in the United States and territories, and the dominion of Canada, and British Colonies of North America, together with a description of the towns and cities in which they are published: description of towns and cities. (ed. George P. Rowell and company) 112 0 Browse Search
Frederick H. Dyer, Compendium of the War of the Rebellion: Regimental Histories 54 0 Browse Search
Hon. J. L. M. Curry , LL.D., William Robertson Garrett , A. M. , Ph.D., Confederate Military History, a library of Confederate States Military History: Volume 1.1, Legal Justification of the South in secession, The South as a factor in the territorial expansion of the United States (ed. Clement Anselm Evans) 30 0 Browse Search
Ulysses S. Grant, Personal Memoirs of U. S. Grant 28 0 Browse Search
Robert Lewis Dabney, Life and Commands of Lieutenand- General Thomas J. Jackson 26 0 Browse Search
Colonel William Preston Johnston, The Life of General Albert Sidney Johnston : His Service in the Armies of the United States, the Republic of Texas, and the Confederate States. 26 0 Browse Search
Robert Underwood Johnson, Clarence Clough Buell, Battles and Leaders of the Civil War. Volume 3. 22 0 Browse Search
Benson J. Lossing, Pictorial Field Book of the Civil War. Volume 1. 20 0 Browse Search
Rebellion Record: a Diary of American Events: Documents and Narratives, Volume 1. (ed. Frank Moore) 20 0 Browse Search
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Browsing named entities in H. Wager Halleck , A. M. , Lieut. of Engineers, U. S. Army ., Elements of Military Art and Science; or, Course of Instruction in Strategy, Fortification, Tactis of Battles &c., Embracing the Duties of Staff, Infantry, Cavalry, Artillery and Engineers. Adapted to the Use of Volunteers and Militia.. You can also browse the collection for Ohio (United States) or search for Ohio (United States) in all documents.

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H. Wager Halleck , A. M. , Lieut. of Engineers, U. S. Army ., Elements of Military Art and Science; or, Course of Instruction in Strategy, Fortification, Tactis of Battles &c., Embracing the Duties of Staff, Infantry, Cavalry, Artillery and Engineers. Adapted to the Use of Volunteers and Militia., Chapter 3: Fortifications.Their importance in the defence of States proved by numerous historical examples (search)
long since been discarded, as being utterly incompatible with the principles of the military art. A writer, however, of some pretensions in this country, recommends its adoption for the defence of Baltimore and the shores of the Chesapeake. The same author would dispense entirely with our present system of fortifications on the sea-coast, and substitute in their place wooden Martello towers! This would be very much like building 120 gun ships at Pittsburg and Memphis, for the defence of the Ohio and the Mississippi rivers, and sending out duck-boats to meet the enemy on the Atlantic! In the second system, the works on the extreme frontier are to be placed about thirty or forty miles apart, and those of the second and third lines respectively thirty or forty miles in rear of the first and second lines, and opposite the intervals. In the third system, first recommended by Vauban and more recently by Rogniat, the works are to be arranged in the same manner as in that of D'Arcon, b