 | 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 - 1868 - 356 pages
...Taken in what order? 94. For wlmt is Troy Weight used? Repeat the table. Descending scalet Ascending? 24 Grains (gr.) make 1 Pennyweight, dwt. 20 Pennyweights " 1 Ounce, oz. 12 Ounces " 1 Pound, Ib. dwt. gr. oz. 1 = 24 Ib. 1 = 20 = 480 1 = 12 = 240 = 5760 lions are added mentally, and only the results... | |
 | James Stewart Eaton - Arithmetic - 1866 - 328 pages
...tables. TROY WEIGHT. 94. TROY WEIGHT is used in weighing gold, silver, and precious stones. TABLE. 24 Grains (gr.) make 1 Pennyweight, dwt. 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 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... | |
 | 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... | |
 | Edward Thomas Stevens - 1866 - 434 pages
...weight. TROT WEIGHT, For Precious Stones and Metals, and in Phitosophical Experiments. 2i grains = 1 pennyweight (dwt.) 20 pennyweights = 1 ounce (oz.) 12 ounces = 1 pound (Ib.) A pound troy contains 5760 grains. A pound avoirdupois contains 7000 grains. LONG MEASURE. 12 lines... | |
 | Paul Allen Towne - Arithmetic - 1867 - 240 pages
...sovereigns.' Ans. $48.40. etc. вв. TROY WEIGHT is used in weighing gold, silver, and precious stones. TABLE. 24 grains (gr. ) make 1 pennyweight. . . . dwt. 20...pennyweights " 1 ounce oz. 12 ounces " 1 pound Ib. REMARK. — A Pound is the weight of 22.794422 cubic inches <>( distilled water. EXERCISES. 1. In 1... | |
 | John William Colenso (bp. of Natal.) - 1867 - 244 pages
...the sun ? 61. Troy Weight. Used for Gold, Silver, and Jewelling, and in Philosophical Experiments. 24 grains (gr.) make . 1 pennyweight (dwt.) 20 pennyweights . . 1 ounce (oz.) 12 ounces 1 pound (Ib.) NB The troy pound and ounce are not the same as the avoirdupois pound and ounce ; but — 1 Ib. troy... | |
 | William Davis (B.A.) - 1867 - 86 pages
...are > s 7 У Of a Quarter. lb. qr. 14 are Í 7 ^ 4 4 1( Í '{ ] * 5 Й 6. TROT WEIGHT. 24 grains gr. =1 pennyweight dwt. 20 pennyweights =• 1 ounce oz. 12 ounces = 1 pound Ib. 7. AVOIRDt^OIS "WEIGHT. le drams 16 ounces 14 pounds 28 pounds = 1 ounce oz, = 1 pound Ib, = l stone... | |
 | Daniel W. Fish - Arithmetic - 1867 - 200 pages
...Weight is used in weighing gold, silver, and jewels. TABLE. 24 grains (gr.) make 1 pennyweight, pwt. or dwt. 20 pennyweights " 1 ounce, oz. 12 ounces " 1 pound, Ib. NOTE.— Troy weight is sometimes called GoW.am.itKa Weight. II. AVOIRDUPOIS WEIGHT. 13. Avoirdupois Weight... | |
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TROY WEIGHT. 24 grains gr. make 1 pennyweight, dwt. 20 pennyweights " 1 ounce. oz. 12 ounces " 1 pound. Ib. Table IV. — AVOIRDUPOIS WEIGHT 16 drams dr. make 1 ounce. oz. 16 ounces " 1 pound. Ib. "I"""" " 4 quarters make 1 hundred weight. 
