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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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An Intellectual Arithmetic: With an Introduction to Written Arithmetic

George Augustus Walton, Electa N. L. Walton - Arithmetic - 1869 - 188 pages
...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...
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The Rudiments of Written Arithmetic: Containing Slate and Black-board ...

Horatio Nelson Robinson - Arithmetic - 1866 - 200 pages
...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 - Arithmetic - 1867 - 148 pages
...sell their drugs, in 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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Arithmetical Examples; Or, Test Exercises for the Use of Advanced Classes

Daniel W. Fish - Arithmetic - 1867 - 202 pages
...compounding medicines ; but medicines are bought and sold by avoirdupois weight. TABLE. 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, Ib. or ft. APOTHECARIES' FLUID MEASURE. 16. The measures for fluids, as adopted...
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Horn's Graduated standard arithmetical exercises. With answers

Joseph Stephenson Horn - 1868 - 156 pages
...Troy. lib. Avoirdupois ...... 7000 grs. Troy. APOTHECARIES- WEIGHT AND MEASURE. 20 Grains (gr.)make 1 Scruple. sc. or 3 3 Scruples ........ 1 Dram dr. or 3 8 Drams .......... 1 Ounce oz. or g 12 Ounces ........ 1 Pound 1b. 60 Minims -ra) .... 1 Fluid dram or f. 7, 8 Fluid drams .... 1 Fluid...
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The Grammar-school Arithmetic: Being Book Second of the Analysis of Written ...

Stoddard A. Felter - Arithmetic - 1868 - 360 pages
...medicines are bought and sold by avoirdupois weight. (a.) TABLE. 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, " Ib. or H>. APOTHECARIES' FLUID MEASURE. 83. Apothecaries' Fluid Measure...
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The Elements of Written Arithmetic: Combining Analysis and Synthesis ...

James Stewart Eaton - Arithmetic - 1868 - 200 pages
...medicines are bought and sold by Avoirdupois Weight. TABLE. 20 Grains (gr.) make 1 Scruple, so. or 9 3 Scruples " 1 Dram, dr. or 3 8 Drams " 1 Ounce, oz. or 12 Ounces " 1 Pound, lb. or ft ot lb. 1 = 1 = 12 = SCALE. Descending, 12, 8, 3, 20; Ascending, 20,...
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The Progressive Higher Arithmetic: For Schools, Academies, and Mercantile ...

Horatio Nelson Robinson - Arithmetic - 1868 - 468 pages
...the other denominations in the table are divisors. TABLE. 20 grains (gr.) make 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. UNIT EQUIVALENTS. sc. gr. dr. 1 = 20 oz. 1 = 3 = 60 lh. 1 = 8 =...
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Practical Arithmetic: Uniting the Inductive with the Synthetic Mode of ...

James Bates Thomson - Arithmetic - 1868 - 412 pages
...are pound*, ounces, drams, scruples, and grains. 20 grains (ljr.) make 1 scruple, marked sc., or 3. 8 scruples " 1 dram, " dr., or 3. 8 drams " 1 ounce, " oz., or . 12 ounces " 1 pound, " ft. QUEST.— Point to an object that weighs an ounce. A pound. OJs. How...
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A Practical Arithmetic

George Payn Quackenbos - Arithmetic - 1869 - 348 pages
...Apothecaries' Weight. What is the only difference between Apothecaries' and Troy Weight? TARLE. 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 ft. M. ST. dr. 1 = 20 w. 1 = 3 = 60 Ib. 1 = 8 = 24 = 480 1 = 12...
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