 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 25by Charles Hutton - 1818 - 558 pagesFull view - About this book
 | William James Milne - Arithmetic - 1907 - 380 pages
...ounce, and pound are the same as in troy weight, but the ounce is divided differently. 20 grains (gr.) = 1 scruple . . . sc. or 3 3 scruples = 1 dram . . . dr. or 3 8 drams = 1 ounce . . . oz. or 5 12 ounces = 1 pound . . . Ib. or Ib Apothecaries' Liquid Measures 60 drops (gtt.) or minims (n\,)... | |
 | William James Milne - Arithmetic - 1907 - 616 pages
...ounce, and pound are the same as in troy weight, but the ounce is divided differently. 20 grains (gr.) = 1 scruple . . . sc. or 3 3 scruples = 1 dram . . . dr. or 3 8 drams = 1 ounce . . . oz. or 5 12 ounces = 1 pound . . . Ib. or Ib Apothecaries' Liquid Measures 60 drops (gtt.) or minims (ny,)... | |
 | John William McClymonds, David Rhys Jones - Arithmetic - 1907 - 390 pages
...and grain are the same as in troy weight, but the ounce is subdivided differently. 20 grains (gr.) = 1 scruple . . . sc. or 3 3 scruples = 1 dram . . . dr. or 3 8 drams = 1 ounce . . . oz. or 5 12 ounces = 1 pound . . . Ib. or ft 397. Apothecaries' Liquid Measures. 60 drops (gtt.) or minims... | |
 | Samuel Hamilton - Arithmetic - 1907 - 422 pages
...ounce = 480 grains Apothecaries' Weight This is used only in filling medical prescriptions. 20 grains = 1 scruple • — sc. or 3 3 scruples = 1 dram — dr. or 3 8 drams = 1 ounce — oz. or § 12 ounces = 1 Ib. or Ib Counting 12 things = 1 dozen (doz.) 12 dozen = 1 gross (gro.) 12 gross =... | |
 | John William McClymonds, David Rhys Jones - Arithmetic - 1907 - 348 pages
...in troy weight, but the ounce is subdivided differently. 20 grains (gr.) = 1 scruple . . . sc. or Э 3 scruples = 1 dram . . . dr. or 3 8 drams = 1 ounce . . . oz. or 5 12 ounces = 1 pound . . . Ib. or ft» 397. Apothecaries' Liquid Measures. 60 drops (gtt.) or minims... | |
 | John William McClymonds, David Rhys Jones - Arithmetic - 1907 - 352 pages
...and grain are the same as in troy weight, but the ounce is subdivided differently. 20 grains (gr.) = 1 scruple . . . sc. or 3 3 scruples = 1 dram . . . dr. or 3 8 drains = 1 ounce . . . oz. or § 12 ounces = 1 pound . . . Ib. or ft 397. Apothecaries' Liquid Measures.... | |
 | Bruce Mervellon Watson, Charles Edward White - Arithmetic - 1907 - 274 pages
...grains at $1 a pennyweight ? 224. TABLE OF APOTHECARIES' WEIGHT 20 grains (gr.) = 1 scruple (sc. or Э). 3 scruples = 1 dram (dr. or 3). 8 drams = 1 ounce (oz. or 5). Druggists also use a term fluid ounce, which is not a measure of weight, but of capacity, and is... | |
 | John Henry Moore - Business mathematics - 1907 - 424 pages
...physicians and druggists in compounding and prescribing medicines. TABLE 20 grains = 1 scruple (sc. or 3). 8 scruples = 1 dram (dr. or 3). 8 drams = 1 ounce (oz. or 5 )• 12 ounces = 1 pound (Ib. or Ib). !b. oz. dr. sc. gr. 1 = 12 = 96 = 288 = 5760. The pound, ounce,... | |
 | Bruce Mervellon Watson, Charles Edward White - Arithmetic - 1908 - 432 pages
...think of the weight of a grain of wheat or rice. 172. 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 % ). This table is used by druggists and physicians in compounding medicines; but medicines are bought... | |
 | Bruce Mervellon Watson, Charles Edward White - Arithmetic - 1908 - 454 pages
...weight of a grain of wheat or rice. 172. TABLE OF APOTHECARIES' WEIGHT 20 grains (gr.) = 1 scruple (so. or 3). 3 scruples = 1 dram (dr. or 3). 8 drams = 1 ounce (oz. or S ). This table is used by druggists and physicians in compounding medicines; but medicines are bought... | |
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