| Hoy D. Orton - 1871 - 202 pages
...Ton. troy pound. Therefore, the troy pound is less than the avoirdupois pound in the proportion of It to 17, nearly ; but the troy ounce is greater than the avoirdupois ounce in the proportion of 79 to 72, nearly. In times past it was the custom to allow 112 pounds for... | |
| John Alexander Henderson - 1872 - 64 pages
...pound, and 5,760 grains the troy pound. Therefore, the troy pound is less than the avoirdupois pound in the proportion of 14 to 17, nearly; but the troy ounce is greater than the avoirdupois ounce in the proportion of 79 to 72, nearly. In times past it was the custom to allow 112 pounds for... | |
| 1852 - 392 pages
...from 10.000 grains downwards to _i- of a grain. By comparing the number of grains in the Ayoirdupois and Troy pound and ounce respectively, it appears...nearly. The carat, used for weighing diamonds, is 3$ grains. The term, however, when used to express the fineness of gold, has a relative meaning only.... | |
| 1840 - 370 pages
...of weights are constructed in decimal progression, from 10,000 grains downwards to ,i_ of a grain. By comparing the number of grains in the Avoirdupois...is less than the Avoirdupois, in the proportion of 1. 1 to 17 nearly; hut the Troy ounce is greater than the Avoirdupois, in the proportion of 79 to 72... | |
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