Defense of Harbors by Fortification

Defense of Harbors by Fortification

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1910 edition. Excerpt: ...incommoded by them and that they may be injured by the ships. It cannot be denied that they must be credited with exercising considerable moral influence, but this to a great extent is obtained by the simple possibility of their presence, while it is diminished by even a slight knowledge of their whereabouts, such as is almost certain to become accessible when they are operated from fixed positions on shore, and are provided with a special defense of guns and electric lights. For these reasons it seems desirable to maintain some of the material, but to leave its application to the Navy, which can use more latitude in the location of the fields, and has no need to make preparations that may disclose it. This is a departure from the policy of relieving the Navy of everything connected with the security of its harbors that the Army can perform, but the occasions for the employment of mines for defense by '7 Journal of the u. s. Artillery, Vol. v111., .p. 24s. _ a strong naval Power promise to be few, and the economy possible in consequence of making the material movable is large, while it must always rest entirely with naval authorities to decide whether mines shall be used or not. The conclusion arrived at is this: that to meet the action of unarmored cruisers and other vessels the armament can under present conditions be best composed of medium guns with a caliber of not less than 6 inches, assisted, except in the case of those mounted solely to prevent bombardment of commercial harbors, by electric lights. Broadly speaking, harbors that are of importance to a Navy for fighting purposes require heavy guns to ward off armored ships, light Q.F. with some medium guns to meet torpedo craft, and medium guns to stop all other vessels; while...show more

Product details

  • Paperback | 32 pages
  • 189 x 246 x 2mm | 77g
  • Rarebooksclub.com
  • United States
  • English
  • black & white illustrations
  • 1236776259
  • 9781236776259