 | Edward Polehampton - 1815 - 710 pages
...above which it must be choaked. The train or match must be of the same composition as that em. ployed for loading ; otherwise the dilatation of the air...jet to burst. Clayed rockets may be pierced with two boles near the neck, in order to have three jets in the same plane. If a kind of top, pierced with... | |
 | Edward T W. Polehampton - 1815 - 688 pages
...(trade Choice of, the cartridge must be closed with ft toropion of wood, above which it must be choakod. The train or match must be of the same composition as that em. ployed for loading ; otherwise the dilatation of the air contained in the hole made by the piercer,... | |
 | Edward T W. Polehampton - 1815 - 712 pages
...made choice of, the cartridge must be closed with a tompion of wood, above which it must be choaked. The train or match must be of the same composition as that em. ployed for loading ; otherwise the dilatation of the air contained in the hole made by the piercer,... | |
 | Thomas Curtis - Aeronautics - 1829 - 804 pages
...made choice of, the cartridge must be close with a tompion of wood, above which it must be choked. The train or match must be of the same composition...pierced with two holes near the neck, in order to nave three jets in the same plane. If a kind of top, pierced with a number of holes, be added to them,... | |
 | Thomas Curtis (of Grove house sch, Islington) - 1839 - 814 pages
...made choice of, the cartridge must be close with a tompion of wood, above which it must be choked. The train or match must be of the same composition...plane. If a kind of top, pierced with a number of boles, be added to them, they will imitate a bubbling fountain. Jets intended for representing sheets... | |
 | Frederick Augustus Griffiths - 1839 - 348 pages
...completed with the composition, the case should be closed with a tompeon of wood and then choaked. The train or match must be of the same composition as that employed for loading, otherwise the jet would be subject to burst. Charged rockets may be pierced with two holes near the neck, in order... | |
 | Jacques Ozanam - 1840 - 850 pages
...made choice of, the cartridge must be closed with a tompion of wood, ahove which it must be choaked. The train or match must be of the same composition...jet to burst. Clayed rockets may be pierced with two boles near the neck, in order to have three jets in the same plane. If a kind of top, pierced with... | |
 | Frederick Augustus Griffiths - 1840 - 436 pages
...Composition as that employed for loading, otherwise the Jet would be subject to burst. Charged cases may be pierced with two holes near the neck, in order to have three Jets : or if a top pierced with a number of holes be added to them, they will imitate a bubbling fountain.... | |
 | T. C. Thornton - Scientific recreations - 1846 - 268 pages
...train or match must be of the same composition at that employed for loading ; otherwise the dilation of the air contained in the hole made by the piercer, would cause the jet to burst. Clayed rockets must be pierced with two holes near the neck, in order to have three jets in this same place. If a... | |
 | Frederick Augustus Griffiths - Artillery - 1859 - 426 pages
...with the composition, the case should be closed with about two drachms of powder, and then choked. The train, or match, must be of the same composition as that employed for loading, otherwise the jet would be subject to burst. Jets intended for representing sheets of fire ought not to be choked.... | |
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The train or match must be of the same composition as that employed for loading ; otherwise the dilatation of the air contained in the hole made by the piercer, would cause the jet to burst. Clayed rockets may be pierced with two holes near the neck,... 