 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  New Mental Arithmetic - Σελίδα 125των James Bates Thomson - 1876 - 144 σελίδεςΠλήρης προβολή - Σχετικά με αυτό το βιβλίο
 | International Correspondence Schools - 1902 - 794 σελίδες
...unless the long ton (2,240 pounds) is especially mentioned. TROY WEIGHT. TABLE 10. 24 grains (gr.) = 1 pennyweight .... pwt. 20 pennyweights = 1 ounce oz. 12 ounces = 1 pound Ib. Ib. oz. pwt. gr. 1 = Id - -J40 = 5,760 214. Troy weight is used in weighing gold and silverware,... | |
 | George Edward Atwood - 1902 - 168 σελίδες
...pork = 200 Ib. 1 bushel of barley = 48 Ib. 1 keg of nails = 100 Ib. TROY WEIGHT 24 grains (gr.) . . = 1 pennyweight . pwt. 20 pennyweights . . = 1 ounce . . . oz. 12 ounces . . . . = 1 pound . . . Ib. One pound Troy = 5760 grains. APOTHECARIES' WEIGHT 60 grains (gr.) . . = 1 dram . . dr.,... | |
 | Joseph Henry Dunbar - 1902 - 404 σελίδες
...former being to the value of the latter as 5760 to 7000, Table of Troy Weight. 24 grains (gr.) make 1 pennyweight, pwt. 20 pennyweights " 1 ounce, oz. 12 ounces " 1 pound, !t'. Table of Avoirdupois Weight. 16 ounces (oz.; make 1 pound, tt', 2000 pounds " 1 ton, T. 2240 pounds... | |
 | Alvord D. Robinson - 1902 - 572 σελίδες
...TROY WEIGHT. Troy weight is used in weighing the precious metals and jewels. TABLE. 24 grains (gr.) = 1 pennyweight (pwt.) 20 pennyweights = 1 ounce (oz.) 12 ounces — 1 pound (Ib.) APOTHECARIES' WEIGHT. This is used in mixing and selling medicines not liquid. Druggists generally... | |
 | 1902 - 514 σελίδες
...ton, unless the long ton (2,240 pounds) is especially mentioned. TROY 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,... | |
 | Frank Joseph Schneck - 1902 - 288 σελίδες
...oz. 1 = 20 = 2000 = 32000 Troy Weight 133. Troy weight is used by jewelers. TABLE 24 grains (gr.) = 1 pennyweight, pwt. 20 pennyweights = 1 ounce. oz. 12 ounces = 1 pound. Ib. Ib. 1 = oz. 12 = pwt. gr. 240 = 5760 Scale.—12, 20, 24. Apothecaries' Weight 134. Apothecaries'... | |
 | David Martin Sensenig, Robert Franklin Anderson - 1902 - 376 σελίδες
...platinum, and jewels, except precious stones. The standard unit is the TROY POUND. TABLE. 24 grains (gr.) = 1 pennyweight (pwt.). 20 pennyweights = 1 ounce (oz.). 12 ounces = 1 pound (Ib.). lib. = 12oz. = 240 pwt. = 5760 gr. Note. The unit of weight for precious stones is the Carat,... | |
 | David Martin Sensenig, Robert F Anderson - 1903 - 274 σελίδες
...platinum, and jewels, except precious stones. The standard unit is the TROY POUND. TABLE. 24 grains (gr.) = 1 pennyweight (pwt.). 20 pennyweights = 1 ounce (oz.). 12 ounces = 1 pound (lb.). NOTE 1. The unit of weight for precious stones is the CARAT, which equals 4 diamond grains, or about 3£... | |
 | David Martin Sensenig, Robert F Anderson - 1903 - 272 σελίδες
...and .jewels, except precious stones. The standard unit is the TEOY POUND. TABLE. 24 grains (gr. ) = 1 pennyweight (pwt.). 20 pennyweights = 1 ounce (oz.). 12 ounces = 1 pound (lb.). NOTE 1. The unit of weight for precious stones is the CARAT, which equals 4 diamond grains, or about 3£... | |
 | Frank H. Hall - 1903 - 398 σελίδες
...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'... | |
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