Journal of the United States Artillery, Volumes 8-9Coast Artillery Training Center, 1897 |
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Page 1
... experiments made with this carriage , however , justify doubt as to the reliability of data obtained from it . That different investigators should obtain different results is readily understood when practical details are examined . In ...
... experiments made with this carriage , however , justify doubt as to the reliability of data obtained from it . That different investigators should obtain different results is readily understood when practical details are examined . In ...
Page 3
... experiments were made during the winter of 1895-96 . GENERAL DESIGN OF APPARATUS . The special problem to be ... EXPERIMENT . - PLATE I. DEVELOPMENT OF A PHOTO - VELOCIMETER . 3.
... experiments were made during the winter of 1895-96 . GENERAL DESIGN OF APPARATUS . The special problem to be ... EXPERIMENT . - PLATE I. DEVELOPMENT OF A PHOTO - VELOCIMETER . 3.
Page 4
DESCRIPTION OF APPARATUS FOR THIS EXPERIMENT . - PLATE I. and sunlight or electric light should be used to record a continu- ous sinusoid similar to that given by the photo - retardograph . The rifle , with surplus stock and magazine ...
DESCRIPTION OF APPARATUS FOR THIS EXPERIMENT . - PLATE I. and sunlight or electric light should be used to record a continu- ous sinusoid similar to that given by the photo - retardograph . The rifle , with surplus stock and magazine ...
Page 10
MEASURED DATA FROM THIS EXPERIMENT . Referring to Fig . 8 , Plate 1 , time sparks , it will be seen that all we know ... experimental data was con- nected with the origin of recoil . In obtaining time scale , it is very advantageous to ...
MEASURED DATA FROM THIS EXPERIMENT . Referring to Fig . 8 , Plate 1 , time sparks , it will be seen that all we know ... experimental data was con- nected with the origin of recoil . In obtaining time scale , it is very advantageous to ...
Page 16
... reduction in weight of charge since the values of A are found to be higher than for the black powder . Journal 3 . Experimental Investigations of First Stage of Recoil . Under conclusion DEVELOPMENT OF A PHOTO - VELOCIMETER . 17.
... reduction in weight of charge since the values of A are found to be higher than for the black powder . Journal 3 . Experimental Investigations of First Stage of Recoil . Under conclusion DEVELOPMENT OF A PHOTO - VELOCIMETER . 17.
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510 Marquette alternating current American ammunition angle of fall armor army Artig attack August August 14 azimuth battery Bi-monthly bullet bursting charge caliber cannon cavalry command construction cruiser curve December deck defense Diff distance effect Elec electromotive force enemy Eng'rs Engineers error explosive feet field artillery field guns fleet Fort Monroe fortifications free recoil French front fuze gunner howitzer indirect fire infantry Inst Iron Age Island January Jour Journal July July 24 June Marina means meters method Militaire military Monthly mortars Naval Navy November observed obtained October parapet piece plate Plevna point of bursting position prism probability of hit projectile range finder rear recoil Revue rifle Rundschau Russian September shell ship shots shrapnel shrapnel fire smokeless powder steel Street tactics target Tids tion torpedo trajectory troops tube velocity Weekly weight wheel yards York City ΙΟ бо
Popular passages
Page 211 - Goodall backed me ; I got him to write to the Admiral, but it would not do : we should have had such a day, as I believe the annals of England never produced.
Page 212 - Captains are to look to their particular line as their rallying point. But, in case signals can neither be seen or perfectly understood, no captain can do very wrong if he places his ship alongside that of an enemy.
Page 397 - ... buildings; better adapted for a citadel than for defence against an open enemy; the houses are, in many places, higher than the walls and bastions and render these wholly exposed; most of the houses, also, have cellars not eight rods distant from the wall of the fort, in some places not...
Page 397 - While Great Britain is undoubtedly the most formidable of our possible enemies, both by her great navy and by the strong positions she holds near our coasts, it must be added that a cordial understanding with that country is one of the first of our external interests. Both nations doubtless, and properly, seek their own advantage ; but both, also, are controlled by a sense of law and justice, drawn from the same sources, and deep-rooted in their instincts.
Page 216 - ... abandoned till war itself shall cease ; but regarded as a primary and fundamental measure, sufficient in itself to crush an enemy, it is probably a delusion, and a most dangerous delusion, when presented in the fascinating garb of cheapness to the representatives of a people. Especially is it misleading when the nation against whom it is to be directed possesses, as Great Britain did and does, the two requisites of a strong sea power, — a wide-spread healthy commerce and a powerful navy.
Page 52 - ... Island. Here he continued unmolested by the neighbouring enemy, from the beginning of July, till the latter end of autumn, when he retired to take up his winter quarters in huts which he had caused to be constructed at Middlebrook in Jersey. According to the prognostic of the British ministry, the Count d'Estaing, with a fleet of twelve ships of the line and three frigates, arrived off the mouth 'of the Delaware in the month of July ; but found to his mortification, that eleven days before that...
Page 211 - It certainly was so," replied Jervis, " and if ever you commit such a breach of your orders, I will forgive you also." Success covers many faults, yet it is difficult to believe that had Nelson been overwhelmed, the soundness of his judgment and his resolution would not equally have had the applause of a man, who had just fought twenty-seven ships with fifteen, because "a victory...
Page 397 - For sale by booksellers generally, or will be sent, postpaid, on receipt of price, by the publishers, AC McCLURG & CO. CHICAGO A WORLD PILGRIMAGE.
Page 397 - For these reasons he recommended " a good blockhouse and Fort of 50 guns." " Further and lastly " he ends his report, " an enclosed battery of 12 or 13 guns ought to be erected at the narrowest part of Hellgate, to prevent the entrance of an enemy at that point also. All this being done I am persuaded an enemy will bethink himself a hundred times before he will meditate any attack upon New York." April, 1702, Lieutenant-Governor John Nanfan urged in his address to the Legislature, that the fortifications...
Page 309 - ... caps within eight hours, stamping, filling, preparing, and varnishing them. These cap machines thus had a capacity of producing a million a day. These caps made at the arsenal were frequently tested, and pronounced to be superior in resisting effects of moisture and in general efficiency. For the completion of these machines, the Confederate government awarded the inventor, an employee of the arsenal, the sum of one hundred and twenty-five thousand dollars, being then equal to two thousand in...