 | Henry Holmes Belfield - Arithmetic - 1891 - 362 pages
...Pennsylvania coal mines. TROY WEIGHT. 304. Troy Weight is used in weighing gold, silver and jewels. TABLE. 24 grains, ( gr. ) =1 pennyweight, (pwt. )...pennyweights = 1 ounce, ( oz. ) 12 ounces = 1 pound, ( Ib. ) UNIT EQUIVALENTS. to. oz. putt. gr. 1 « 12 = 240 = 5760 1 = 20 480 1 24 A carat Is a weight... | |
 | William James Milne - Arithmetic - 1892 - 440 pages
...bushel in 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... | |
 | 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... | |
 | 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.... | |
 | Edward Brooks - Arithmetic - 1898 - 170 pages
...WEIGHT. 2. TBOY WEIGHT is used in weighing gold, silver, jewels, etc. TABLE. 24 grains (gr.). . equal 1 pennyweight, . pwt. 20 pennyweights . " 1 ounce, . . oz. 12 ounces . . "1 pound, . . ». MENTAL EXERCISES. 1. How many grains in 2 pwt.? In 4 pwt.? In 3 pwt? In 5 pwt.? 2. How many... | |
 | James Alexander McLellan, Albert Flintoft Ames - Arithmetic - 1899 - 160 pages
...hundredweight = 1 ton (T.) 1 pound Avoirdupois = 7000 grains 1 ounce Avoirdupois = 437J grains TROY WEIGHT 24 grains (gr.) = 1 pennyweight (pwt.) 20 pennyweights = 1 ounce (oz.) 12 ounces = 1 pound (Ib.) 1 pound Troy = 5760 grains APOTHECARIES' WEIGHT 20 grains (gr.) = 1 scruple (3) 3 scruples =... | |
 | Frank H. Hall - Arithmetic - 1899 - 456 pages
...Denominate Numbers Weight. 350. Troy weight is used in weighing gold, silver, and jewels. TROY WEIGHT. 24 grains (gr.) = 1 pennyweight (pwt.). 20 pennyweights = 1 ounce (oz.). 12 ounces = 1 pound (lb.). 351. Apothecaries' weight is used in mixing medicines and in selling them at retail. APOTHECARIES'... | |
 | International Correspondence Schools - Civil engineering - 1899 - 722 pages
...considered one ton, unless the long ton (2,240 pounds) is especially mentioned. TROT WEIGHT. TABLE 10. 24 grains (gr.) . = 1 pennyweight .... pwt. 20 pennyweights = 1 ounce oz. 12 ounces = 1 pound Ib. Ib. oz. pwt gr. 1 = 12 = 240 = 6,760 214. Troy weight is used in weighing gold and silverware,... | |
 | Frank H. Hall - Arithmetic - 1899 - 462 pages
...Denominate Numbers— Weight. 350. Troy weight is used in weighing gold, silver, and jewels. TROY WEIGHT. 24 grains (gr.) = 1 pennyweight (pwt.). 20 pennyweights = 1 ounce (oz.). 12 ounces = 1 pound (lb.). ' 351. Apothecaries' weight is used in mixing medicines and in selling them at retail. APOTHECARIES'... | |
 | George Edward Atwood - Arithmetic - 1899 - 392 pages
...houses and weighing coal at the mines., 152. 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. 153. Apothecaries' Weight is used by druggists in weighing medicines not liquid. 20 grains... | |
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Weight is used in weighing gold, silver, jewels, and in philosophical experiments. TABLE. 24 Grains (gr.) = 1 Pennyweight . pwt. 20 Pennyweights = 1 Ounce . . . . oz. 12 Ounces = 1 Pound . . . . Ib. 1 Ib. C 5760 gr. .< 240 put. ( 12 oz. 36. TABLE. DIAMOND... 
