Books Books 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 ## An Intellectual Arithmetic, Upon the Inductive Method: With an Introduction ...

James Stewart Eaton - Arithmetic - 1878 - 180 pages
...pounds ? 19. At 8s. a pair, how many pair of shoes may be bought for 2£ ? For 3£ 4s. ? LESSON II. TROT WEIGHT is used in weighing gold, silver, and precious stones. TABLE. 24 Grains (^r.) make 1 Pennyweight, marked dwt. 20 Pennyweights • " 1 Ounce, " o» 12 Ounces " 1 Pound, " Ib.... ## An Intellectual Arithmetic, Upon the Inductive Method: With an Introduction ...

James Stewart Eaton - Arithmetic - 1873 - 196 pages
...pounds ? 19. At 8s. a pair, how many pair of shoes may be bought for 2£ ? For 3£ 4s. ? LESSON II. TROY WEIGHT is used in weighing gold, silver, and precious stones. TABLE. 24 Graine (gr.) make 1 Pennyweight, marked dwt 20 Pennyweights " 1 Ounce, " oz 12 Ounces " 1 Pound, "... ## Marcus Ward's arithmetic

John William Marshall - Arithmetic - 1879 - 346 pages
...hundredweight (cwt.). 1 ton («.). By this weight are weighed all common goods. TROY. 24 grains (grs.) make 1 pennyweight (dwt.). 20 pennyweights „ 1 ounce (oz.). 12 ounces „ 1 pound (Ib.). Used for gold, silver, and jewellery, and in experiments in chemistry, &c. APOTHECARIES. 20 grains... ## Bradbury's Eaton's Practical Arithmetic: Combining Oral and Written Exercises

William Frothingham Bradbury - Arithmetic - 1879 - 392 pages
...medicines ; but medicines are bought and sold by Avoirdupois Weight. 543. TROY WEIGHT. 24 grains (gr.) = 1 pennyweight (dwt.). 20 pennyweights = 1 ounce (oz.). 12 ounces = 1 pound (Ib.). Troy Weight is used in weighing gold, silver, and precious stones. NOTE 1. The pound, ounce, and grain,... ## Bradbury's Eaton's Practical Arithmetic: Combining Oral and Written Exercises

William Frothingham Bradbury - 1882 - 416 pages
...drams = 1 ounce (oz. or § ). 12 ounces = 1 pound (Ib. or ft). 543. TROY WEIGHT. 24 grains (gr.) = 1 pennyweight (dwt). 20 pennyweights — 1 ounce (oz.). 12 ounces = 1 pound (Ib.)Troy Weight is used in weighing gold, silver, and precious stones. NOTE 1. The pound, ounce, and... ## A treatise on arithmetic. [With] Key, Volume 1

James Thomson - 1880 - 412 pages
...preserved because of their use in the past, if for no other reason. TABLE OF TROY WEIGHT.* 24 grains =1 penny-weight, dwt. 20 penny-weights =1 ounce,.... oz. 12 ounces =1 pound Ib. It is to be borne in mind that, while the grain is one definitely fixed weight, being specified as... ## A Practical Arithmetic

George Albert Wentworth, Thomas Hill - Arithmetic - 1881 - 444 pages
...Express a cubic foot as the decimal fraction of a bushel. WEIGHTS. Troy Weight. 297. 24 grains (grs.) = 1 pennyweight (dwt). 20 pennyweights = 1 ounce (oz.). 12 ounces = 1 pound (lb.). A carat (of diamond) = 3J grs. Avoirdupois Weight. 298. 16 drams (drs.) = 1 ounce (oz.). 16... ## A Practical Arithmetic

George Albert Wentworth, Thomas Hill - Arithmetic - 1882 - 376 pages
...a cubic foot as the decimal fraction of a bushel. • WEIGHTS. Troy Weight. 297. 24 grains (grs.) = 1 pennyweight (dwt.). 20 pennyweights . = 1 ounce (oz.). 12 ounces = 1 pound (lb.). . A carat (of diamond) = 3J grs. Avoirdupois Weight. 298. 16 drams (drs.) = 1 ounce (oz.). 16... ## Technical Arithmetic and Mensuration

Charles Watkins Merrifield - Arithmetic - 1882 - 328 pages
...ton Troy Weight. Used for gold and silver, jewellery, and some chemical experiments. 24 grains = I pennyweight (dwt.) 20 pennyweights = 1 ounce (oz.) 12 ounces = 1 pound (Ib.) Apothecarits Weight. Used for medical prescriptions only. 20 grains = 1 scruple 3 scruples = 1 dram... 