 TROY WEIGHT. 24 grains (gr.) 1 pennyweight (pwt.) 20 pennyweights, 1 ounce (oz.) 12 ounces ... 1 pound (Ib.) Troy weight is used in weighing gold, silver, precious stones, etc. APOTHECARIES  The Public School Mental Arithmetic - Page 135by James Alexander McLellan, Albert Flintoft Ames - 1899 - 138 pagesFull view - About this book
 | William James Milne - Arithmetic - 1892 - 440 pages
...the States named : TROY WEIGHT. 597. 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. Ib. oz. pwt. gr. 1 = 12 = 240 = 5700 ScaJe. — 12, 20, 24. 1. In weighing diamonds, pearls, and other... | |
 | Horatio Nelson Robinson - Arithmetic - 1892 - 428 pages
...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. In weighing diamonds, pearls, and other lewels, the unit commonly employed is the carat, equal to 4... | |
 | Horatio Nelson Robinson - Arithmetic - 1892 - 428 pages
...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. EXAMPLES. 1. How many grains in 2. How many pounds 14 Ib. 10 oz. 18 pwt. 22 gr. ? in 85894 gr. ? OPERATION.... | |
 | George Edward Atwood - 1901 - 158 pages
...pounds is used in the United States Custom Houses and in weighing coal and iron at the mines. TROY WEIGHT 24 grains (gr.) . . . . = 1 pennyweight . ..... . = 1 ounce oz. 12 ounces = 1 pound . . . . Ib. One pound Troy = 5760 grains. APOTHECARIES' WEIGHT 60 grains (gr. ) . . . . = 1 dram . ... dr., orj.... | |
 | 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... | |
 | International Correspondence Schools - Electric lighting - 1901 - 630 pages
...considered 1 ton, unless the long ton (2,2-tO pounds) is especially mentioned. TUOY "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,... | |
 | 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... | |
 | 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... | |
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