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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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Numbers, and how to Use Them: by the Natural Method: A Complete, Practical ...

John Fenner Brown - Arithmetic - 1892 - 184 pages
...lbs. 11 oz. 24 90 72 18 gr. Ans. 7 Ibs. lloz. 13 dwt. 18 gr. APOTHECARIES' WEIGHT. 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 (lb.). The pound, ounce, and grain are the same as those of Troy weight....
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Robinson's New Practical Arithmetic for Common Schools and Academies

Horatio Nelson Robinson - Arithmetic - 1892 - 428 pages
...for prescriptions, but medicines are bought and sold by avoirdupois weight. TABLE. 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 Measure is used in compounding and measuring...
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Standard Arithmetic: Embracing a Complete Course for Schools and Academies

William James Milne - Arithmetic - 1892 - 440 pages
...and physicians in weighing medicines for prescriptions. TABLE. 20 Grains (gr.) = 1 Scruple . . . so., or 3 3 Scruples = 1 Dram .... dr., or 3 8 Drams = 1 Ounce . . . oz. , or % 12 Ounces = 1 Pound . . . lb., or lb lb. oz. dr. sc. gr. 1 = 12 = 9(i = 288 = 5700 Scale. — 12,...
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Elements of Arithmetic: For Primary and Intermediate Classes in Public and ...

William James Milne - Arithmetic - 1893 - 250 pages
...prescriptions Apothecaries' Weight is used by apothecaries and physicians TABLE. 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 (lb., cr lb). EXERCISES. 1. How many gr. are there in 3 sc. ? In4sc. ? In5sc....
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Selected Words for Spelling

Clarence Edmund Meleney - 1894 - 182 pages
...oz. 12 ounces . ... . 1 pound, ... 16. APOTHECARIES' AVEIGHT. Used in weighing drugs. 30 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 ft UNITS OF TIME. 60 seconds, sec. make . 1 minute in. 60 minutes...
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A Commercial Arithmetic: Designed for Academies, High Schools, Counting ...

James Bates Thomson - 1894 - 342 pages
...Weight is used by apothecaries in mixing Medicines. TABLE. 20 grains lgr.) — 1 scruple, . . c., or 3. 3 scruples = 1 dram, . . . dr., or 3. 8 drams = 1 ounce, . .. . oz. , or . 12 ounces = 1 pound, . . . Ib., or J,. NOTES. — 1. The pound, ounce, and grain are the same...
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For sixth, seventh, and eighth grades

George Edward Atwood - Arithmetic - 1894 - 396 pages
...Weight is used by druggists in weighing medicines not liquid. 20 grains =1 scruple . . . sc. or J) 3 scruples . . . . = 1 dram .... dr. or 3 8 drams =1 ounce . . . . oz. or g 12 ounces . . . . = 1 pound . . . Ib. 154. One pound Avoirdupois = 7000 grains. 155. One pound Troy...
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Arithmetic by Grades for Inductive Teaching, Drilling and Testing, Book 7

John Tilden Prince - 1894 - 120 pages
...penny weight (pwt.) 20 pennyweights=l ounce (oz.) 12 ounces —1 pound (Ib.) 1 pound —"i7(iO grains. 3 scruples = 1 dram (dr. or 3) 8 drams = 1 ounce (oz. or ) 12 ounces = 1 pound (Ib. or Jfe) 1 pound = 5760 grains. Apothecaries Weight. 20 grains (gr.) =...
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The Essentials of Arithmetic Oral and Written: For upper grades

Gordon Augustus Southworth - Arithmetic - 1895 - 330 pages
...43,560 square feet 1= 1"m'(A') Apothecaries'1 Weight. „... f 1 square mile 640 acres = < 20 grains = 1 scruple (sc. or 3) 3 scruples = 1 dram (dr. or 3 ) 8 drams = 1 ounce (oz. or 5 ) 12 ounces i , ,, cr,an • t = 1 pound (Ib. or ft.) 5760 grams J v ' (. (sq. in.) 1 mile square...
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Standard Arithmetic: Embracing a Complete Course for Schools and Academies

William James Milne - Arithmetic - 1895 - 476 pages
...used by apothecaries and physicians in weighing medicines for prescriptions. TABLE. 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 lb. oz. dr. BC. gr. 1 = 12 = 96 = 288 = 5760 Scale.— 12, 8,...
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