 | Albert Newton Raub - 1877 - 348 páginas
...WEIGHT. 96. Troy Weight is used in weighing gold, silver, gems and jewels. TABLE. 24 grains (gr.) = 1 pennyweight, dwt. 20 pennyweights = 1 ounce, oz. 12 ounces =1 pound, Ib. COMPARISON OF UNITS. 1 Ib. = 12 oz. = 240 dwt. = 5760 gr. 1 oz. = 20 dwt. = 480 gr. 1 dwt. = 24 gr.... | |
 | John William Marshall - 1879 - 306 páginas
...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... | |
 | William Frothingham Bradbury - 1879 - 392 páginas
...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,... | |
 | William Frothingham Bradbury - 1882 - 416 páginas
...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... | |
 | Benjamin Greenleaf - 1879 - 190 páginas
...cost ? LESSON XX. TABLE OP TROY, OR MINT WEIGHT. 24 Grains (gr.) make 1 Pennyweight, marked pwt or dwt. 20 Pennyweights " 1 Ounce, " oz. 12 Ounces ' " 1 Pound, " Ib. NOTE. — This weight is used in weighing gold, silver, and jewels. 1. How many grains in 1 pennyweight ?... | |
 | James Thomson - 1880 - 408 páginas
...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... | |
 | George Albert Wentworth, Thomas Hill - 1881 - 446 páginas
...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... | |
 | George Albert Wentworth, Thomas Hill - 1882 - 376 páginas
...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... | |
 | Charles Watkins Merrifield - 1882 - 328 páginas
...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... | |
 | William Davis (B.A.) - 1882 - 116 páginas
...Ⅰ 7 ・ 8@685 19. 9)898 STANDARD III. TABLES OF WEIGHTS AND MEASUEES. 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 jewels ; in ascertaining the strength of spirits... | |
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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. 
