 | Eugene L. Dubbs - Arithmetic - 1901 - 462 pages
...total net weight ? TROY WEIGHT 53. Troy weight is used for weighing gold, silver, and precious stones. TABLE. 24 grains (gr.) = 1 pennyweight . . pwt. 20...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... | |
 | Isaac Oscar Winslow - Arithmetic - 1901 - 286 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 249 J APOTHECARIES' WEIGHT , % Apothecaries' Weight is used in mixing medicines. 20 grains (gr.) =... | |
 | Nehemiah Hawkins - Steam engineering - 1901 - 354 pages
...cord, C. TROY WEIGHT. This is used for weighing gold, silver and jewels. TABLE. 24 grains (gr. ) make 1 pennyweight, pwt. 20 pennyweights, 1 ounce, oz. 12 ounces, 1 pound, Ib. A caret, for gold-weight, is 4 grains; for diamond-weight. IB 3.2 grains. APOTHECARIES WEIGHT. SOLID... | |
 | Samuel Wesley Baird - Arithmetic - 1901 - 172 pages
...as gold and silver. The unit of weight is the pound, which contains 5760 grains. TABLE 24 grains = 1 pennyweight (pwt.) 20 pennyweights = 1 ounce (oz.) 12 ounces = 1 pound (Ib.) The carat is a unit of 4 imaginary grains employed in rating diamonds and precious stones, as the ruby,... | |
 | Engineering - 1902 - 514 pages
...will be considered 1 ton, unless the long ton (2,240 pounds) is especially mentioned. TROY WEIGHT. TABLE. 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 Troy weight is used in weighing gold and silver ware, jewels, etc. It... | |
 | Alvord D. Robinson - Arithmetic - 1902 - 572 pages
...hundredweight 2240 pounds = 1 long ton TROY WEIGHT. Troy weight is used in weighing the precious metals and jewels. TABLE. 24 grains (gr.) = 1 pennyweight...pennyweights = 1 ounce (oz.) 12 ounces — 1 pound (Ib.) APOTHECARIES' WEIGHT. This is used in mixing and selling medicines not liquid. Druggists generally... | |
 | International Correspondence Schools - Arithmetic - 1902 - 794 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 = Id - -J40 = 5,760 214. Troy weight is used in weighing gold and silverware, jewels, etc.... | |
 | Frank Joseph Schneck - Business mathematics - 1902 - 288 pages
...20hundred-weight=l ton. T. T. cwt. Ib. oz. 1 = 20 = 2000 = 32000 Troy Weight 133. Troy weight is used by jewelers. TABLE 24 grains (gr.) = 1 pennyweight, pwt. 20 pennyweights = 1 ounce. oz. 12 ounces = 1 pound. Ib. Ib. 1 = oz. 12 = pwt. gr. 240 = 5760 Scale.—12, 20, 24. Apothecaries' Weight 134. Apothecaries' weight... | |
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TABLE. 24 grains (gr.) = 1 pennyweight, (pwt.) 20 pennyweights = 1 ounce, (oz.) 12 ounces =1 pound. (Ib.) Apothecaries' Weight is used in compounding medicines. 
