 | Christian Brothers - Arithmetic - 1888 - 484 pages
...also in philosophical experiments. 151. The Unit of Troy Weight is the pound of 5760 grains. TABLE. 24 grains (gr.) = 1 pennyweight pwt. 20 pennyweights — 1 ounce oz. 12 ounces = 1 pound Ib. OSAI, EXERCISES. 1. How many grains in 1 pwt. ? In 4 pwt. ? In 6 pwt. ? In 10 pwt. ? In 20 pwt. ? In... | |
 | Andrew Jackson Rickoff - Arithmetic - 1886 - 688 pages
...etc., Troy "Weight is used. The standard unit is the Troy pound = 5760 grains. Troy Weight. Table. 24 Grains (gr.) = 1 Pennyweight (pwt.). 20 Pennyweights = 1 Ounce (oz.). 12 Onnces = 1 Pound (lb.). Equivalents. 1 Pound = 12 Ounces = 240 Pennyweights = 5760 Grains. Practical... | |
 | 1900 - 728 pages
...considered one ton, unless the long ton (2,240 pounds) is especially mentioned. TROY WEIGHT. TABLE 10. 24 grains (gr.) = 1 pennyweight . . . . pwt. 20 pennyweights = 1 ounce oz. 12 ounces = 1 pound Ib. Ib. oz. pwt. gr. 1 12 = 240 = 5,760 214. Troy weight is used in weighing gold and silverware, jewels,... | |
 | William James Milne - Arithmetic - 1900 - 236 pages
...T. ? In yj-5 T. ? TROY WEIGHT. 219. In weighing gold, silver, and jewels Troy Weight is used. TABLE. 24 grains (gr.) = 1 pennyweight (pwt.). 20 pennyweights = 1 ounce (oz.). 12 ounces = 1 pound (lb.). The Troy lb. contains 5760 gr. ; the Avoirdupois Ib., 7000 gr. The Troy oz. contains 480 gr.... | |
 | Analytical chemistry - 1900 - 532 pages
...considered 1 ton, unless the long ton (2,240 pounds) is especially mentioned. TROY WEIGHT. TABLE. 34 grains (gr.) = 1 pennyweight .... pwt 20 pennyweights = 1 ounce oz. 12 ounces = 1 pound . Ib. Ib. oz. pwt. gr. 1 = 12 = 240 = 5,760 33. Troy weight is used in weighing gold and silverware, jewels,... | |
 | Clarence Edmund Meleney - 1900 - 202 pages
.... . . T. TROY WEIGHT. Used in weighing gold, silver, and precious stones. 24 grains, gr., make . . 1 pennyweight, . . pwt. 20 pennyweights . . .1 ounce, . . . . oz. 12 ounces .... 1 pound, ... {6. APOTHECARIES' WEIGHT. Used in weighing drugs. 20 grains, yr., make . . 1 scruple, . .' sc.... | |
 | Charles Edward White - Arithmetic - 1901 - 472 pages
...is sometimes called a Cental. 195. Troy Weight is used in weighing gold, silver, and jewels. TABLE. 24 grains (gr.) = 1 pennyweight, pwt. 20 pennyweights = 1 ounce, oz. 12 ounces = 1 pound, Ib. 1 Ib. = 12 oz. = 240 pwt. = 5760 grains. 196. Apothecaries' Weight is used by druggists and physicians... | |
 | Eugene L. Dubbs - Arithmetic - 1901 - 462 pages
...weight ? TROY WEIGHT 53. Troy weight is used for weighing gold, silver, and precious stones. TABLE. 24 grains (gr.) = 1 pennyweight . . pwt. 20 pennyweights...ounce . . . . oz. 12 ounces = 1 pound . . . . Ib. REMARK. The standard unit of weight in the United States is the Troy pound, which contains 5760 grains.... | |
 | Isaac Oscar Winslow - Arithmetic - 1901 - 284 pages
...Avoirdupois contains 7000 grains. TROY WEIGHT 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 Apothecaries' Weight is used in mixing medicines. 20 grains (gr.) = 1 scruple... | |
 | Metal-work - 1901 - 548 pages
...pound contains 5,760 grains, and a grain troy is the same as a grain avoirdupois. TABLE OF THOY WEIGHT. 24 grains (gr.) =. 1 pennyweight . . pwt. 20 pennyweights = 1 ounce oz. 12 ounces =1 pound Ib. 9 APOTHECARIES' WEIGHT. 22. Apothecaries' weight is used by physicians in prescribing and by druggists... | |
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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 
