 | James B. Dodd - Arithmetic - 1859 - 370 pages
...Weight Is used in weighing jewels, gold, silver, liquors, and, generally, the most valuable commodities. 24 grains (gr.) make 1 pennyweight, dwt. 20 pennyweights . 1 ounce, oz. 12 ounces ... 1 pound, lb. (103.) Avoirdupois Weight Is used in weighing groceries, all the coarser metals, and, generally,... | |
 | Mrs. William Allbut - Arithmetic - 1859 - 136 pages
...6 Portuguese Moidore ... 1 7 0 East-India Rupee 0 2 0 WEIGHTS AND MEASURES. TROY WEIGHT. 24 Grains make ... ... 1 pennyweight (dwt.). 20 Pennyweights ... 1 ounce (oz.). 12 Ounces 1 pound (lb.). The term Troy weight is said to be derived from Troyes, a city of France, formerly a place of... | |
 | English spelling book - 1859 - 264 pages
...190 9 10 I . 1 200 10 0 t » >n » j Weights and Measures. TROY, OK GOLDSMITHS' WEIGHT. 24 grains = 1 pennyweight (dwt.) 20 pennyweights = 1 ounce (oz.) 12 ounces = 1 pound (lb.) APOTHECABIES' WEIGHT. 20 grains = 1 scruple. 3 scruples = 1 dram. 8 drams = 1 ounce. 12 ounces... | |
 | William Templeton (engineer.) - Mechanical engineering - 1862 - 166 pages
...experiments. 1-901306 cubic inches of pure MARK. water, at 62° Fahrenheit ... = 480 grains, gr. 24 grains = 1 pennyweight, dwt. 20 pennyweights = 1 ounce, oz. 12 ounces = 1 pound, Ib. NOTE.— Avoirdupois Ibs. x 1-21528 = Troy Ibs. „ bz. X -9115 = „ oz. Troy Ibs. x -823 = Avoi.lbs.... | |
 | Appleby Brothers - 1863 - 134 pages
...MEASURES OF WEIGHT— TROY. U8ED FOR PRECIOU8 METAL8. 4 grains (marked gr. ) = 1 carat (marked car.) 24 ,, =1 pennyweight ,, dwt. 20 pennyweights = 1 ounce „ oz. 12 ounces = 1 pound ,, Ib. AVOIRDUPOIS. U8ED IN ALL MERCANTILE TRAN8ACTION8, AND IN THE COMMON DEALING8 OF LIFE. 27•34375 troy... | |
 | Oliver Byrne - Engineering - 1863 - 600 pages
...Liquids ; also all Metals except Silver and Gold. Oz. Dwt. Gr. TROY WEIGHT. Grains marked Gr. 24 Grains make 1 Pennyweight Dwt. 20 Pennyweights 1 Ounce Oz. 12 Ounces 1 Pound Lb. Gr. Dwt. 24 = 1 Oz. 480 = 20 = 1 Lb. 5760 = 240 = 12 = 1 By this weight are weighed Gold, Silver,... | |
 | James Stewart Eaton - Arithmetic - 1864 - 188 pages
...19. At 8s. a pair, how many pair of shoes may -be bought for 2£ ? 'For 3£ 4s. ? LESSOīTļI. TROT WEIGHT is used in weighing gold, silver, and precious...stones. TABLE. 24 Grains (gr.) make 1 Pennyweight, marked dwt. 20 Pennyweights " 1 Ounce, " ox. 12 Ounces " 1 Pound, " lb. 1'. How many grains in 2dwt.... | |
 | James Stewart Eaton - Arithmetic - 1866 - 312 pages
...to tha iottorn of the table. In like manner the scale is found in the other tables. TROY WEIGHT. 94. TROY WEIGHT is used in weighing gold, silver, and...20 Pennyweights " 1 Ounce, oz. 12 Ounces " 1 Pound, 1b; dwt. gr. oz. 1 = 24 lb. 1 = 20 = 480 1 = 12 = 240 = 5760 Ex. 1. How many grains in Ex. 2. Reduce... | |
 | Henry Rutter (of Mitcham.) - 1866 - 152 pages
...• 2,218 • 192 64 32 8 4 8 |Qu 7 640 • 17,745 • 536 512 256 64 32 TROY WEIGHT.— 24 grains = 1 pennyweight (dwt.), 20 pennyweights = 1 ounce (oz.), 12 ounces = 1 pound (Ib.) In weighing Diamonds, there are 151} carats to the ounce Troy ; and for Pearls, the ounce is divided... | |
 | Henry Combes - 1866 - 116 pages
...hundredweight (cwt., 112 1bs.). 1 ton. 1 stone. 2.— TBOY. (Used by goldsmiths.) 24 grains (grs.) make 1 pennyweight (dwt.). 20 pennyweights „ 1 ounce (oz.). 12 ounces „ 1 pound (lb.). 7,000 grs. 1 lb. Av. | 5,760 grs. 1 lb. Troy. 3. — APOTHECABEES. • (Used by chemists.) 20... | |
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TROY WEIGHT is used in weighing gold, silver, and precious stones. TABLE. 24 Grains (gr.) make 1 Pennyweight, dwt. 
