Aide-mémoire to the military sciences, framed from contributions of officers of the different services, and ed. by a committee of the Corps of Royal engineers. 3 vols. [each in 2 pt.].1862 |
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Page 384
... fire , has assumed a perfectly new aspect since the introduction of the present long range and rifled arms , and is now under investigation . It appears , however , necessary , till some better way is ascertained and fully adopted , to ...
... fire , has assumed a perfectly new aspect since the introduction of the present long range and rifled arms , and is now under investigation . It appears , however , necessary , till some better way is ascertained and fully adopted , to ...
Page 385
... fire of the besieged . A few men run out , each carrying two gabions , and place them in continuation of the parapet already formed by single sap . They fill the gabions as rapidly as possible , to obtain cover , and then , if the fire ...
... fire of the besieged . A few men run out , each carrying two gabions , and place them in continuation of the parapet already formed by single sap . They fill the gabions as rapidly as possible , to obtain cover , and then , if the fire ...
Page 387
... fire of the garrison . These are called Demi- parallels ; they serve also to support the head of the attack when more than halfway from the second parallel to the place , and their extremities afford good positions for Cohorns and royal ...
... fire of the garrison . These are called Demi- parallels ; they serve also to support the head of the attack when more than halfway from the second parallel to the place , and their extremities afford good positions for Cohorns and royal ...
Page 388
... fire of the fortress . To this end , every part of the trenches which admits of it should be made available for musketry , so that , if possible , such an overwhelming fire may be brought against the garrison as to prevent them even ...
... fire of the fortress . To this end , every part of the trenches which admits of it should be made available for musketry , so that , if possible , such an overwhelming fire may be brought against the garrison as to prevent them even ...
Page 389
... fire from the face of the bastion and the opposite ravelin , traverses are made by single sap at right angles to it . The lodg ment on each flank of the attack , being extended as far as the prolongation of the face of the ravelin , is ...
... fire from the face of the bastion and the opposite ravelin , traverses are made by single sap at right angles to it . The lodg ment on each flank of the attack , being extended as far as the prolongation of the face of the ravelin , is ...
Other editions - View all
Aide-Mémoire to the Military Sciences, Framed from Contributions of Officers ... Aide-Memoire No preview available - 2018 |
Aide-Mémoire to the Military Sciences, Framed From Contributions of Officers ... Aide-Mémoire No preview available - 2018 |
Aide-Mémoire to the Military Sciences, Framed from Contributions of Officers ... Aide-Memoire No preview available - 2018 |
Common terms and phrases
angle applied artillery ascertained atmosphere attack battery blast pipe boiler buckets carbon carbonic acid carriages cavalry centre coils coke column condenser connected connecting rod considerable constructed crank cubic cubic foot cylinder diameter direction distance driving wheels effect electric telegraph electricity electro-magnet employed engine and tender engine-man equal evaporation feet fire fire-box flues force fuel gabions galvanometer given gutta-percha inclination increased infantry instrument insulated iron irrigation length local battery locomotive magnet material means mechanical metal miles miles per hour motion moving necessary needle observed obtained Ordnance Survey passing pipe piston placed plates portion position practice pressure produced proportion quantity raised ravelin render reservoirs resistance road screw shew shewn side signal square inch station steam steam engine stroke sufficient supply telegraph temperature tons train troops tube valve velocity vertical weight wheel wire yards zinc
Popular passages
Page 352 - All the irregularities of the upper part of the said pavement are to be broken off by the hammer, and all the interstices to be filled with stone chips firmly wedged or packed by hand with a light hammer, so that when the whole pavement is finished there shall be a convexity of four inches in the breadth of fifteen feet from the centre.
Page 329 - Of all these, the best is the straight or uniformly inclined, or level road, although at the same time it is the most expensive. If the importance of the traffic passing between the places is not sufficient to warrant so great an outlay, it will become a matter of consideration whether the course of the road should be kept straight, its surface being made to undulate with the natural face of the country; or whether, a level or...
Page 369 - BART. [This paper, written in 1843, is valuable now, and is here reproduced from the fourth Edition of the present work.] THE importance of rolling roads, either newly constructed or when subjected to extensive repairs, seems never to have been duly appreciated. Lines of any length of new-laid broken stone may be deemed nearly impracticable to ordinary traffic ; the worst and most hilly old roads are always taken in preference to the new roads while in that state, although the latter may be much...
Page 351 - And this description of gravel is that which is by far the most frequently met with. The gravel selected for this purpose should be free from any kind of dirt, clay, or other impurity, and should consist of stones and sand, mixed in about such proportions that the latter would just fill the interstices of the former. The gravel should then be mixed with the proper quantity of ground...
Page 330 - Upon hard macadamized, and upon paved roads, the traction increases with the velocity : the increments of traction being directly proportional to the increments of velocity above the velocity 3-28 feet per second, or about 2J miles per hour.
Page 329 - What additional increase in the length of a road would be equivalent to a given inclined plane upon it; or conversely, what inclination might be given to a road as an equivalent to a given decrease in its length? To satisfy this question...
Page 329 - AB, or we might adopt a line which should gradually and equally incline from one town to the other, supposing them to be at...
Page 465 - An easy and obvious expedient suggests itself for cutting off the feed, and supplying it according to the wants of the boiler, which, however, I do not recollect seeing adopted in practice. 25. The float which rises and falls with the level of the water in the boiler might be made to act by its rod upon the gearing of the...
Page 351 - ... inches, in any case. All the irregularities of the upper part of the said pavement are to be broken off by the hammer, and all the interstices to be filled with stone chips, firmly wedged or packed by hand, with a light hammer ; so that when the whole pavement is finished, there shall be a convexity of 4 inches in the breadth of 15 feet from the centre.
Page 329 - ... following all the sinuosities and curves which the irregular formation of the country might render necessary for the fulfilment of these conditions.