 | Edward T W. Polehampton - 1815 - 688 sider
...must be made equal to a sixth of the calibre. It is evident that there must be at least three rods, pierced in proportion to the diminution of the piercer,...that these rods ought to be made of some very hard woo<), to resist the strokes of the mallet. In loading rockets, it is more convenient not to employ... | |
 | Edward T W. Polehampton - 1815 - 712 sider
...must be made equal to a sixth of the calibre, It is evident that there must be at least three rods, pierced in proportion to the diminution of the piercer,...throughout the whole length of the rocket. It may bo easily perceived also, that these rods ought to be made of some very hard wood, to resist the strokes... | |
 | Edward Polehampton - 1815 - 710 sider
...must be made equal to a sixth of the calibre. It is evident that there must be at least three rods, pierced in proportion to the diminution of the piercer, in order that the POw der which is rammed in by means of a mallet, may be uniformly packed throughout the whole length... | |
 | Thomas Curtis - 1829 - 804 sider
...point must be made equal to a sixth of the calibre. It is evident there must be at least three rods, pierced in proportion to the diminution of the piercer,...rockets it is more convenient not to employ a piercer. When loaded on a nipple, without a piercer, by means of one massy tod, they are pierced with a bit... | |
 | Jacques Ozanam - 1840 - 850 sider
...be made equal to a sixth of the calihre. It is evident that there must be at least three rods, such as c, pierced in proportion to the diminution of the...order that the powder which is rammed in by means of a mullet, may be uniformly packed throughout the whole length of the rocket. It may be easily perceived... | |
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It is evident there must be at least three rods, pierced in proportion to the diminution of the piercer, in order that the powder which is rammed in by means of a mallet, may be uniformly packed throughout the whole length of the rocket. It may be easily... 