 | Benjamin Greenleaf - 1871 - 350 σελίδες
...13990far. ? TROY WEIGHT. 87. Troy Weight is the weight used in weighing gold, silver, and jewels. TABLE. 24 Grains (gr.) make 1 Pennyweight, pwt. 20 Pennyweights " 1 Ounce, oz. 12 Ounces " 1 Pound, Ib. 86. How do yon reduce farthings to pence 1 Why divide by 4 ? How do you reduce pence to shillings ?... | |
 | Daniel W. Fish - 1871 - 300 σελίδες
...Troy Weight is used in weighing gold, silver, and jewels, and in philosophical experiments. TABLE. 24 grains (gr.) make 1 pennyweight, pwt. 20 pennyweights " 1 ounce, oz. 12 ounces " 1 pound, Ib. UNIT EQUIVALENTS. Ib. oz. pwt. grs. 1 = 12 = 240 = 5760 1 = 20 = 480 1 = 24 NOTES. — 1. Diamonds,... | |
 | Daniel Barnard Hagar - 1871 - 220 σελίδες
...silver and gems. The units are a grain, a pennyweight, an ounce and a pound. TABLE. £4 grains (gr.) are 1 pennyweight .... pwt. 20 pennyweights " 1 ounce oz. 12 ounces ' ' 1 pound Ib. 1ib. = 12 oz. = 240 pwt. = 5760 gr. A Pound Avoirdupois is equal to 7000 Troy grains. 310. Apothecaries,... | |
 | George Payn Quackenbos - 1872 - 350 σελίδες
...used in weighing gold, silver, coins, and precious stones ; also in philosophical experiments. TABLE. 24 grains (gr.) make 1 pennyweight, . . pwt. 20 pennyweights,...ounce, . . . . oz. 12 ounces, 1 pound, . . . . Ib. pwt. gr. 1 = 24 lb. 1 = 20 = 480 1 = 12 = 240 = 5760 The Troy pound is the standard unit of weight... | |
 | Henry Bartlett Maglathlin - 1872 - 338 σελίδες
...203. Troy Weight is used for weighing gold, silver, and jewels. «•*. Tal'le. 24 grains (gr.) are 1 pennyweight, pwt. 20 pennyweights, 1 ounce, oz. 12 ounces, 1 pound, Ib. What is Measure? A Line? A Surface? A Solid, Body or Volume? Weight? A Unit of Measure? The Common... | |
 | Henry Bartlett Maglathlin - 1872 - 220 σελίδες
...weight ? TROY WEIGHT. 84. Troy Weight is used for gold, silver, and jewels. Table. 24 grains (gr.) are 1 pennyweight, pwt. 20 pennyweights, 1 ounce, oz. 12 ounces, 1 pound, Ib. APOTHECARIES, in mixing medicines, use the pound, ounce (i), and grain, of this weight; but divide... | |
 | James Bates Thomson - 1872 - 234 σελίδες
...15. What are the denominations ? Pounds, ounces, pennyweights, and grains. TABLE. 24 grains (gr.) are 1 pennyweight, pwt. 20 pennyweights " 1 ounce, oz. 12 ounces " 1 pound, lb. NOTE.—The best method of imparting to children a correct idea of Weights and Measures, is to... | |
 | George Augustus Walton - 1873 - 188 σελίδες
...weighing gold, silver, and precious stones, and where great accuracy is required. TABLE. 24 grains (gr.) = 1 pennyweight, pwt. 20 pennyweights = 1 ounce, . . . oz. 12 ounces = 1 pound, . . . Ib. 1. How ninny grains in 1 pwt. ? in 2 pwt. 3 gr. ? 2. How many pwts. in 3 oz. ? in 4 oz. 2 pwt. ? 3. How many... | |
 | Henry Bartlett Maglathlin - 1873 - 362 σελίδες
...WEIGHT. 203. Troy Weight is used for weighing gold, silver, and jewels. Ta/ble. 24 grains (gr.) are 1 pennyweight, pwt. 20 pennyweights, 1 ounce, oz. 12 ounces, 1 pound, Ib. What is Measure ? A Line ? A Surface ? A Solid, Body or Volume? "Weight? A Unit of Measure? The Common... | |
 | James Bates Thomson - 1873 - 158 σελίδες
...What are the denominations ? Ans. Pounds, ounces, pennyweights, and grains. TABLE. 24 grains (gr.) are 1 pennyweight, pwt. 20 pennyweights '•" 1 ounce, oz. 12 ounces " 1 pound, lb. NOTE. — The best method of imparting to children a correct idea of Weights and Measures, is to... | |
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TROY WEIGHT. 24 grains (gr.) = 1 pennyweight (pwt.). 20 pennyweights = 1 ounce (oz.). 12 ounces = 1 pound (lb.). 351. Apothecaries' weight is used in mixing medicines and in selling them at retail. APOTHECARIES 
