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" TROY WEIGHT is used in weighing gold, silver, and precious stones. TABLE. 24 Grains (gr.) make 1 Pennyweight, dwt. "
The Common School Arithmetic ... - Page 64
by James S.. Eaton - 1877 - 351 pages
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An Advanced Arithmetic

George Albert Wentworth - 1898 - 424 pages
...2 qt. 1 pt. by 11. 9. Divide 34 bu. 3 pk. 5 qt. 1 pt. by 15. Measures of 'Weight. 303. Troy Weight. Troy weight is used in weighing gold, silver, and precious stones. TABLE. 24 grains (gr.) = 1 pennyweight (dwt.). 20 pennyweights = 1 ounce (oz.). 12 ounces = 1 pound (lb.). The pound troy...
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The Assayer's Guide; Or, Practical Directions to Assayers, Miners and ...

Oscar Montgomery Lieber - Assaying - 1899 - 342 pages
...203 Sulphur 109 OQA Mercury -39 -38.2 Table of Troy Weights used with Gold, and Silver, and Plalina. 24 grains (gr.) make 1 pennyweight (dwt.) 20 pennyweights — 1 ounce (oz.) 12 ounces — 1 pound (Ib.) Ib. oz. dwt. gr. 1 = 12 = 240 = 5760 1 = 20 = 480 1 = 24 The value of gold is given in carats fine,...
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Lippincott's Practical Arithmetic: Embracing the Science and Practical ...

James Morgan Rawlins - Arithmetic - 1899 - 458 pages
...short tons remain ? 15. At $10 a barrel, what will a bag of flour cost, weighing 59 Ib. ? Troy Weight. Troy Weight is used in weighing gold, silver, and precious stones. Table. 24 Grains = 1 Pennyweight (pwt.). 20 Pennyweights = 1 Ounce (oz.). 12 Ounces = 1 Pound (Ib.). Ib. oz. pwt. gr....
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Mathematics for Common Schools, Part 2

John Henry Walsh - Arithmetic - 1899 - 264 pages
...cord. In weighing gold and silver, troy weight is used. The following is the table : 24 grains (gr.) 1 pennyweight (dwt.) 20 pennyweights 1 ounce (oz.) 12 ounces 1 pound (Ib.) The abbreviation for pennyweight is also written pwt. 829. The pound apothecaries' weight — used...
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Wentworth and Hill's Exercise Manuals: Arithmetic, Issue 1

George Albert Wentworth, George Anthony Hill - Arithmetic - 1886 - 364 pages
...States gallons 1 British quarter = 8 imperial bushels. V. WEIGHT. Troy Weight. 24 grains (gr.) — 1 pennyweight (dwt). 20 pennyweights — 1 ounce (oz.) 12 ounces — 1 pound (Ib.). Avoirdupois Weight, 16 drams (dr.) = 1 ounce (oz.). 16 ounces • 1 pound (Ib.). 100 pounds — 1...
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Practical Exercises in Commercial Arithmetic

Charles E. Sayward - Business mathematics - 1908 - 188 pages
...weighing articles used in scientific experiments, etc. The unit is the pound. TABLE. 24 Grains (Gr.) = 1 Pennyweight . . dwt. 20 Pennyweights = 1 Ounce . oz. 12 Ounces = 1 Pound . . . . lb. NOTE. — Diamond Weight is used in weighing precious stones. The unit is the carat, which...
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Hawkins' Mechanical Dictionary: A Cyclopedia of Words, Terms, Phrases and ...

Nehemiah Hawkins - Industrial arts - 1909 - 710 pages
...of shapes and sizes for different uses. Troy Weight. — Used for weighing gold, silver ana jewels : TABLE. 24 grains (gr.) make 1 pennyweight, dwt. 20...pennyweights, 1 ounce. oz. 12 ounces, 1 pound, Ib. A carat, for gold weight, is 4 grains: for diamond weight, is 3.2 grains. Truck. — 1. A strong vehicle,...
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Teachers' Monographs: Plans and Details of Grade Work. ...

1909 - 588 pages
...Place the following on the board. (Drill.) Troy weight — gold, silver, jewels. 24 grains (gr.) = 1 pennyweight (dwt.). 20 pennyweights •= 1 ounce (oz.). 12 ounces = 1 pound (Ib.). (1) How many grains in y2 dwt? J4? 5/6? (2) If one dwt. contains 24 grs., how many grains in 20 dwt....
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The Pupils' Arithmetic, Book 4

James Charles Byrnes, Julia Richman, John Storm Roberts - Arithmetic - 1914 - 264 pages
...pounds = 1 gross or long ton (LT) Aft ounce .avoirdupois weighs 437^ Troy grains Troy Weight 24 grains = 1 pennyweight (dwt.) 20 pennyweights = 1 ounce (oz.) 12 ounces = 1 pound (Ib.) 5760 grains = 1 pound An ounce Troy weighs 480 Troy grains Apothecaries' Weight 20 grains (gr.) = 1...
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The Pupils' Arithmetic, Book 4

James Charles Byrnes, Julia Richman, John Storm Roberts - Arithmetic - 1911 - 260 pages
...pounds = 1 gross or long ton (LT) An ounce avoirdupois weighs 437^ Troy grains Troy Weight 24 grains = 1 pennyweight (dwt.) 20 pennyweights = 1 ounce (oz.) 12 ounces = 1 pound (Ib.) 5760 grains = 1 pound An ounce Troy weighs 480 Troy grains Apothecaries' Weight 20 grains (gr.) = 1...
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