 | Benjamin Greenleaf - 1879 - 238 σελίδες
...weight ? TROY WEIGHT. 152. Troy Weight is used for gold, silver, and jewels. Table. 24 grains (gr.) nre 1 pennyweight, pwt. 20 pennyweights. 1 ounce, oz. 12 ounces, 1 'pound, Ih. APOTHECARIES, in mixing medicines, use the po«?id, ounce (§), and grain, of this weight; but... | |
 | Malcolm MacVicar - 1880 - 268 σελίδες
...used in weighing gold, silver, and precious ptones, and in philosophical experiments TABLE OF UNITS. 24 grains (gr.) make 1 pennyweight . pwt, 20 pennyweights..."- 1 ounce . . . oz. 12 ounces " 1 pound . . . Ib. 2. Apothecaries' Weight is used by physicians and apothecaries in compounding dry medicines. TABLE... | |
 | Joseph Ficklin - 1881 - 112 σελίδες
...in weighing gold, silver, and precious stones, and in philosophical experiments. 24 Grains (gr.) — 1 Pennyweight, . pwt 20 Pennyweights = 1 Ounce, . . . oz. 12 Ounces =: 1 Pound, . . . Й. С 5760 gr. 1 lb. = < 240 pwt. ( 12 os. LXX. Apothecaries' Weight is used by apothecaries... | |
 | Joseph Ficklin - 1881 - 412 σελίδες
...Weight is used in weighing gold, silver, and jewels. TABLE OF UNITS. EQUIVALENTS. 24 Grains for.) = 1 Pennyweight, pwt. 20 Pennyweights = 1 Ounce, . . . oz. 12 Ounces = 1 Pound, . . . Ih. r 5760 gr 10).=) 240 pwt. ( 12 oz. 258. In weighing diamonds and gems, the unit generally... | |
 | Silas Sadler Packard, Byron Horton - 1882 - 224 σελίδες
...barometer is 30 inches, and the temperature of the air and water 62° Fahrenheit.' TABLE. 24 Grains (gr.) = 1 Pennyweight pwt. 20 Pennyweights = 1 Ounce . . . oz. 12 Ounces = 1 Pound . . . Ib. lb 02. pwt. gr. 1 = 12 = 240 = 5760 1 = 20 = 480 1 = 24 NOTE. — The carat, used in weighing diamonds,... | |
 | James Bates Thomson - 1882 - 156 σελίδες
...LESSON XI. Troy Weight. Troy Weight is used to weigh gold, silver, jewels, etc. TABLE. 24 grains (gr.) = 1 pennyweight, pwt. 20 pennyweights = 1 ounce, oz. 12 ounces = 1 pound, Ib. ORAL, EXERCISES. 1. How many grains in 2 pennyweights? 2. How many pwts. in 2 oz. ? 3 oz. ? 5 oz. ?... | |
 | James Bates Thomson - 1882 - 158 σελίδες
...XI. Troy Weight. Troy Weight is used to weigh gold, silver, jewels, etc. TABLE. 24 grains (gr.) = I pennyweight, pwt. 20 pennyweights = 1 ounce, oz. 12 ounces = 1 pound, Ib. ORAL EXERCISES. 1. How many grains in 2 pennyweights ? 2. How many pwts. in 2 oz. ? 3 oz. ? 5 oz. ?... | |
 | Daniel W. Fish - 1883 - 186 σελίδες
...OF WEIGHT. 93. Troy Weight is used in weighing gold, silver, jewels, etc. TABLE. 24 Grains (gr.) = 1 Pennyweight, . pwt. 20 Pennyweights = 1 Ounce, . . . oz. 12 Ounces = 1 Pound, . . . Ib. 94. Apothecaries' Weight is used by apothecaries and physicians in compounding dry medicines. TABLE.... | |
 | Edward Sylvester Ellis - 1886 - 200 σελίδες
...TROY WEIGHT. ART. 152.—Troy Weight is used in weighing gold, silver and jewels. 24 grains (gr.) = 1 pennyweight, pwt. '20 pennyweights — 1 ounce, oz. 12 ounces = 1 pound, Ib. APOTHECARIES' WEIGHT. ART. 153.—Apothccarie§' Weight is used in compounding medicines. 20 grains... | |
 | Horatio Nelson Robinson - 1888 - 372 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. pwt. gr. oz. 1 = 24 Ib. 1-20-480 1 = 12 = 240 = 5760 SCALE— ascending, 24, 20,... | |
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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 
