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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 Course of Mathematics: In Two Volumes. For the Use of Academies, as Well ... - Page 25
by Charles Hutton - 1818
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The Progressive Higher Arithmetic: For Schools, Academies, and Mercantile ...

Horatio Nelson Robinson - Arithmetic - 1875 - 462 pages
...the other denominations in the table are divisors. TABLE. 20 grains (gr.) make 1 scruple, Bc. or 9. 3 scruples " 1 dram, dr. or 3. 8 drams " 1 ounce, oz. or . 12 ounces " 1 pound, Ib. or ft. UNIT EQUIVALENTS. sc. gr. dr. 1 = 20 -,. 1 = 3 = 60 ,„. 1 = 8...
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The Model Elementary Arithmetic: Including Oral and Written Exercises

Alfred Kirk, Henry Holmes Belfield - Arithmetic - 1876 - 220 pages
...Apothecaries' weight is used In compounding prescriptions. TABLE OF APOTHECARIES' WEIGHT. 20 grains (gr.) = 1 scruple (sc. or 3.) 3 scruples = 1 dram (dr. or 3 .) 8 drams = 1 ounce (oz. or 1 .) 12 ounces = 1 pound (Ib. or H'.) ORAL. 1. How many gr. in 5 sc.? 2. How many dr. in 18 sc. 3....
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The Model Mental Arithmetic: Containing Oral Exercises for Graded and ...

Edgar Arthur Singer - Mental arithmetic - 1876 - 198 pages
...prescribing, and by apothecaries in mixing dry medicines. Table. 20 grains (gr.) are 1 scrupk, sc. or J). 3 scruples " 1 dram, dr. or 3. 8 drams " 1 ounce, oz. or %. 12 ounces " 1 pound, Ib. or R,. The pound, the ounce, and the grain are the same in Troy and Apothecaries'...
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New Mental Arithmetic

James Bates Thomson - Arithmetic - 1876 - 156 pages
...Ans. Pounds, ounces, drams, scruples, and grains. TABLE. 20 grains (ffr.) are 1 scruple, sc., or Э3 scruples " 1 dram, dr., or 3 . 8 drams " 1 ounce, oz., or 3 . 12 ounces " 1 pound, B>NOTES.— 1. The only difference between Troy and Apothecaries' weight,...
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The Practical Arithmetic on the Inductive Plan: Including Oral and Written ...

William James Milne - Arithmetic - 1877 - 402 pages
...apothecaries aud physicians in weighing medicines. TABLE. 20 Grains (gr.) = 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 ' Ib. oz. dr. sc. gr. 1 = 12 = 96 = 288 = 5760 Scale— 20, 3, 8,...
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Robinson's Progressive Primary Arithmetic for Primary Classes in Public and ...

Horatio Nelson Robinson - Mathematics - 1877 - 100 pages
...are, the Pound, Ounce, Dram, Scruple, and Grain. 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 Jb. Apothecaries' weight is used in mixing medicines. But medicines...
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A Mental Arithmetic

George Payn Quackenbos - Arithmetic - 1879 - 206 pages
...apothecaries, in mixing medicines. TABLE OF APOTHECARIES' WEIGHT. 20 grains (gr.) make 1 scruple, . sc. or Э. 3 scruples, 1 dram,. . dr. or 3. 8 drams, 1 ounce, . oz. or f . 12 ounces, 1 pound, . Ib. or й>. 1. How many scruples in 5 oz. ? In 1 Ib. ? 2. How many drams...
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Bradbury's Eaton's Practical Arithmetic: Combining Oral and Written Exercises

William Frothingham Bradbury - 1882 - 416 pages
...congius, is the Latiu for gallon. 542. APOTHECARIES' WEIGHT. 20 grains (gr.) = 1 scruple (sc. or 9). 3 scruples = 1 dram (dr. or 3). 8 drams = 1 ounce (oz. or ). 12 ounces = 1 pound (Ib. or ft). 543. TROY WEIGHT. 24 grains (gr.) = 1 pennyweight (dwt). 20...
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Teachers' Manual of Elementary Arithmetic: Including Oral, Slate, and ...

Malcolm MacVicar - Arithmetic - 1880 - 268 pages
...is used by physicians and apothecaries in compounding dry medicines. TABLE OF UNITS. 20 grains (gr.) make 1 scruple . . sc. or 3. 3 scruples " 1 dram . . dr. or 3. 8 drams " 1 ounce . . oz. or f . 12 ounces " 1 pound . . fbThe pound, ounce, and grain, are the same in Troy and Apothecaries' weight....
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Robinson's Progressive Primary Arithmetic: For Primary Classes in Public and ...

Horatio Nelson Robinson - Arithmetic - 1880 - 88 pages
...are, the Pound, Ounce, Dram, Scruple, and Grain. 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 >. Apothecaries' weight i3 used in mixing medicines. But medicines...
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