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Siegecraft And Siege Warfare - LoveToKnow 1911 |
 | | The special results of this, from the point of view of fortification and siegecraft, were the extension of perimeters and the thinness with which a circle or arc of investment could now be maintained. |
 | | The practical technique of fortification and siegecraft was, meantime, progressing in details; reinforced concrete had come into normal use, armour was improving in quality, the defence had it in its power no less than the attack to profit by developments in the design of quick-firing guns and howitzers of medium calibres. |
 | | Observation balloons and kites were available, superior to the old spherical types; wireless telegraphy removed some of the dangers of investment and made it possible to coordinate the activity of a besieged garrison with that of a relieving army. |
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