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" Weight is used by apothecaries and physicians in compounding dry medicines. TABLE. 20 Grains (gr.} = 1 Scruple, . . sc., or 3. 3 Scruples = 1 Dram, . . dr., or 3 . 8 Drams = 1 Ounce, . . oz., or § . 12 Ounces = 1 Pound, . . Ib., or ft,. "
A Treatise on Arithmetic: Designed Particularly as a Text for Classes in ... - Página 77
por Frederick Augustus Porter Barnard - 1830 - 288 páginas
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The Progressive Primary Arithmetic: For Primary Classes in Public and ...

Horatio Nelson Robinson - 1860 - 96 páginas
...always bought and sold by avoirdupois weight. TABLE. 20 grains (gr.) make 1 scruple, marked sc. or Э3 scruples " 1 dram, " dr. or 3. 8 drams " 1 ounce, " oz. or §. 12 ounces " 1 pound, " Ib. or Ib. LIQUID MEASURE. "Wine measure is used to measure all kinds of...
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Introduction to the National Arithmetic, on the Inductive System: Combining ...

Benjamin Greenleaf - 1861 - 338 páginas
...88. Apothecaries' Weight is used in mixing medicine*. TABLE. 20 Grains (gr.) make 1 Scruplo, so. or 9 3 Scruples " 1 Dram, dr. or 3 8 Drams " 1 Ounce, oz. or 5 12 Ounces " 1 Pound, Ib. or ft so. gr. <«•• 1 = 20 oz. 1 = 3 = 60 n>. 1 = 8 = 24 = 480 1 = 12 = 96 = 288 = 5760 NOTE...
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Higher Arithmetic, Or, the Science and Application of Numbers: Combining the ...

James Bates Thomson - 1862 - 428 páginas
...apothecaries and physicians in mixing medicines. 20 grains (jr.) make 1 scruple, marked sc., or 3. 3 scruples " 1 dram, " dr., or 3. 8 drams " 1 ounce, " oz., or |. 12 ounces " 1 pound, " fc. OBS. 1. The pound and ounce in this weight are the same, as the Troy...
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Mental Arithmetic, Or, First Lessons in Numbers for Children

James Bates Thomson - 1863 - 130 páginas
...by apothecaries and physicians in mixing medicines. 20 grains (gr.) make 1 scruple, marked sc. or 3. 3 scruples " 1 dram, " dr. or 3 . . 8 drams " 1 ounce, " oz. or ! . 12 ounces " 1 pound, " ft. OHS. 1. The pound and ounce in this weight are the same as the Troy...
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The Practical Model Calculator, for the Engineer, Mechanic, Machinist ...

Oliver Byrne - 1863 - 600 páginas
...2218-192 cubic inches. APOTHECARIES' WEIGHT. Grains marked gr. 20 Grains make 1 Scruple — sc. or 9 3 Scruples — 1 Dram — dr. or 3 8 Drams — 1 Ounce — oz. or 3 12 Ounces — 1 Pound — lb. or ft. gr. sc. 20 = 1 dr. 60 = 3=1 oz. 480 = 24 = 8 = 1 lb. 5760 =...
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The Analysis of Written Arithmetic: Book Second, Designed for Public and ...

Stoddard A. Felter - 1864 - 412 páginas
...bought and sold by avoirdupois weight. («.) TABLE. 20 grains (gr.) make 1 scruple, marked sc. or 9. 3 scruples " 1 dram, " dr. or 3. 8 drams " 1 ounce, " oz. or 3. (J.) TABLE OF THE COMPARISON OP WEIGHTS. * 1 pound Troy = 5760 grs. 1 " Apothecaries' = 5760 grs....
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An Intellectual Arithmetic: With an Introduction to Written Arithmetic

George Augustus Walton - 1869 - 188 páginas
...weight is used by apothecaries for mixing medicines. TABLE. 20 grains (gr.) = 1 scruple, sc. or 9. 3 scruples = 1 dram, dr. or 3 . 8 drams = 1 ounce, oz. or 5 . 12 ounces = 1 pound, Ib. or ft. 1. How many grains in 2 scruples ? in 1 sc. 15 gr. ? 2. How many scruples in 4 drams ? in...
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The Rudiments of Written Arithmetic: Containing Slate and Black-board ...

Horatio Nelson Robinson - 1866 - 200 páginas
...bought and sold by avoirdupois weight. . TABLE. 20 grains [gr.] make 1 scruple ...... sc. or ^ . 8 scruples " 1 dram, ....... dr. or 3. 8 drams " 1 ounce ........ oz. or §. 12 ounces " 1 pound ........ lb. or fl> UNIT EQUIVALENTS. „„. lb. 1 1 — 12 — 96 — 288...
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An Elementary Arithmetic

George Payn Quackenbos - 1867 - 148 páginas
...quantities, by Avoirdupois Weight, given on the next page. TABLE. 20 grains (gr.) make 1 scruple, sc. or 3 . 3 scruples, 1 dram, . . dr. or 3 • 8 drams, 1 ounce, . . oz. or § . 12 ounces, 1 pound, . . Ib. or fc. 192, The ounce and pound of Apothecaries' Weight are the same...
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Rudiments of Arithmetic: Containing Numerous Exercises for the Slate and ...

James Bates Thomson - 1868 - 168 páginas
...by apothecaries and physicians in mixing medicines. 20 grains (yr.) make 1 scruple, marked sc. or 3. 3 scruples " 1 dram, " dr. or 3.' 8 drams " 1 ounce, " oz. or J. 12 ounces " 1 pound, " ft. Ons. 1. The pound and ounce in this weight are the same as the 7Vo?/...
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