 | 1843 - 444 Seiten
...of gunpowder were placed, and in the centre chamber 7500 pounds, making in the whole 18,000 pounds. The gunpowder was in bags, placed in boxes. Loose...of the charges from the face of the cliff was from sixty to seventy feet. It was calculated that the powder, before it could find a vent, must move 100,000... | |
 | Henry Minchin Noad - 1844 - 512 Seiten
...Ibs. of gunpowder were placed, and in the centre chamber 7,500 Ibs., making in the whole, 1 8,000 Ibs. The gunpowder was in bags, placed in boxes : loose...calculated that the powder, before it could find a vent, must move 100,000 yards of chalk, or 200,000 tons. It was confidently expected that it would move one... | |
 | 1843 - 536 Seiten
...5,5001b. of gunpowder were placed, and in the centre chamber 7,5001bs., making in the whole 18,0001bs. The gunpowder was in bags, placed in boxes. Loose powder was sprinkled over the bogs, of which the mouths were opened, and the bursting charges were in the centre of the main charges.... | |
 | Henry M. Noad - 1849 - 534 Seiten
...Ibs. of gunpowder were placed, and in the centre chamber 7,500 Ibs., making in the whole, 18,000 Ibs. The gunpowder was in bags, placed in boxes : loose...charges from the face of the cliff was from 60 to ?0 feet. It was calculated that the powder, before it could find a vent, must move 100,000 yards of... | |
 | 1851 - 696 Seiten
...loose powder was sprinkled over the open mouths of the bags ; and the bursting charges were placed in the centre of the main charges. The distance of the charges from the face of the cliff varied from about fifty to seventy feet These being the underground arrangements, those lor firing... | |
 | Henry Minchin Noad - 1855 - 566 Seiten
...Ibs. of gunpowder were placed, and in the centre chamber 7,500 Ibs., making in the whole, 18,000 Ibs. The gunpowder was in bags, placed in boxes : loose...calculated that the powder, before it could find a vent, must move 100,000 yards of chalk, or 200,000 tons. It was confidently expected that it would move one... | |
 | Charles Knight - 1866 - 526 Seiten
...loose powder was sprinkled over the open mouths of the bags ; and the bursting charges were placed in the centre of the main charges. The distance of the charges from the face of the cliff varied from about fifty to seventy feet. These being the underground arrangements, those for firing... | |
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Ibs. The gunpowder was in bags, placed in boxes : loose powder was sprinkled over the bags, of which the mouths were opened, and the bursting charges were in the centre of the main charges. The distance of the charges from the face of the cliff was from... 