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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,. "
Arithmetic Upon the Inductive Method of Instruction: Being a Sequel to ... - Σελίδα 20
των Warren Colburn - 1834 - 245 σελίδες
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Complete Graded Arithmetic, Oral and Written: Upon the Inductive Method of ...

James Bates Thomson - 1882 - 400 σελίδες
...apothecaries in mixing medicines. (Art. 898, Appendix. ) 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, - - Z6., or fti. NOTE. — The pound, ounce, and grain are the same as Troy...

The Common School Arithmetic: Combining Analysis and Synthesis. Adapted to ...

James Stewart Eaton - 1882 - 359 σελίδες
...medicines are bought and sold by Avoirdupois Weight. TABLE. 20 Grains (gr.) make 1 Scruple, sc. or 9 3 Scruples " 1 Dram, dr. or 3 8 Drams " 1 Ounce, oz. or 3 12 Ounces " 1 Pound, Ib. or Ib. sc. gr. dr. 1 = 20 oz. 1 = 3 = 60 Ib. 1 = 8 = 24 = 480 1 = 12 = 96...

A Graded Spelling-book, Being a Complete Course in Spelling for Primary and ...

Henry Francis Harrington - 1880
...Apothecaries' Weight is used in mixing or compounding medcinea. 20 grains (gr. ) = 1 scruple (sc. or 3). 8 scruples = 1 dram (dr. or 3). 8 drams = 1 ounce (oz. or ?). 12 ounces = 1 pound (Ib. or Hb). 5700 grains = 1 pound. Apothecaries' Fluid Measure. 60 minims...

Fish's Arithmetic Number One: Oral and Written ...

Daniel W. Fish - 1883 - 170 σελίδες
...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,. Medicines are bought and sold in quantities by Avoirdupois...

Complete Arithmetic: Elements and Commercial. New Series

Christian Brothers - 1888
...only in the divisions of its ounce. TABLE. 20 grains (gr.) = 1 scruple ................... scr., or 3. 3 scruples = 1 dram ................... dr., or 3. 8 drams = 1 ounce ..................... oz., or § . 12 ounces = 1 pound ..................... Ib., or Ib. EXERCISES. 1. How many grains in a scruple...

A Graded Spelling-book ...

Henry Francis Harrington - 1888
...Apothecaries' Weight is used in- mixing or compounding medcines. 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 ib). 5760 grains = 1 pound. Apothecaries' fluid Measure. 60 minims...

The New Model Arithmetic

Henry Holmes Belfield - 1891 - 346 σελίδες
...drugs 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 3 • ) 12 ounces = 1 pound, ( Z6. or ft).* UNIT EQUIVALENTS. Ib. oz. dr. so. gr. 1 = 12 = 96 = 288...

Standard Arithmetic: Embracing a Complete Course for Schools and Academies

William James Milne - 1892 - 428 σελίδες
...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,...

Numbers, and how to Use Them: By the Natural Method : a Complete, Practical ...

John F. Brown - 1892 - 153 σελίδες
...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....

Robinson's New Practical Arithmetic for Common Schools and Academies

Horatio Nelson Robinson - 1892 - 416 σελίδες
...medicines are bought and sold by avoirdupois weight. TABLE. 20 Grains (gr.) — 1 Scruple . . . so., or 3 3 Scruples = 1 Dram . . . . dr., or 3 8 Drams = 1 Ounce . . . oz., or J 12 Ounces = 1 Pound . . . Ib., or ft Apothecaries' Liquid Measure is used in compounding and measuring...




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