Search Images Maps Play YouTube News Gmail Drive More »
 Books Books
TROY WEIGHT. 24 grains (gr.) = 1 pennyweight (pwt.). 20 pennyweights = 1 ounce (oz.). 12 ounces = 1 pound (lb.). 351. Apothecaries' weight is used in mixing medicines and in selling them at retail. APOTHECARIES
Standard Elementary Arithmetic: Combining Oral and Written Exercises - Page 154
by Edward Sylvester Ellis - 1886 - 192 pages

## An Elemtary Arithmetic ...: Serving as an Introduction to the Higher ...

George Roberts Perkins - Arithmetic - 1849 - 347 pages
...of English gold and silver coin are u in the succeeding Uble, note. Ij. TABLE.* 24 grains gr. make 1 pennyweight, pwt. 20 pennyweights " 1 ounce, oz. • 12 ounces " 1 pound, lb. gr. pwt. 24= 1 oz. 480= 20= 1 lb. 5760 = 240=12=1 What was the original of all weights used in...

## An Elementary Arithmetic Serving as an Introduction to the Higher Arithmetic

George Roberts Perkins - Arithmetic - 1850 - 372 pages
...weight and value of English gold and silver coin are ai in the succeeding TABLE.* 24 grains gr. make 1 pennyweight, pwt. 20 pennyweights " 1 ounce, oz. 12 ounces " 1 pound, Ib. gr. pwt. 24= 1 oz. 480= 20= 1 Ib. 5760=240=12=1 What was the original of all weights used in England?...

## A New System of Arithmetic on an Improved Plan

Charles Guilford Burnham - 1850 - 352 pages
...States, is the weight of 22.794377 cubic inches of distilled water, weighed in air. 24 grains, grs., make 1 pennyweight, pwt. 20 pennyweights " 1 ounce, oz. 12 ounces " 1 pound lb. Art. 106. — Apothecaries' Weight. This weight is used only by apothecaries and physicians in...

## First Lessons in Arithmetic: Combining the Oral Method with the Method of ...

Charles Davies - Arithmetic - 1851 - 176 pages
...shillings in one guinea ? In two LESSON V. About Troy Weight. TABLE OF TROT WEIGHT. 24 grains, gr. make 1 pennyweight, - pwt. 20 pennyweights - 1 ounce, - - - oz. 12 ounces - - - 1 pound, - - - ib. 1 . How many grains are there in one pennyweight ? In two pennyweights ? In three pennyweights ? In...

## The Table-book and Mental Systematic Arithmetic for Beginners

David Henry Cruttenden - Arithmetic - 1854 - 70 pages
...pennyweights, carats, and grains. f 4 grains (gr.) make 1 carat ca. 6 carats, or 24 grs. " 1 pennyweight dwt. 20 pennyweights " 1 ounce oz. 12 ounces " .-.1 pound Ib. APOTHECARIES' WEIGHT is used by apothecaries, in compounding their medicines. Its denominations are pounds, ounces, drams,...

## The National Arithmetic on the Inductive System: Combining the Analytic and ...

Benjamin Greenleaf - Arithmetic - 1857 - 452 pages
...gold, silver, jewels, and liquors ; and in philosophical experiments. • TABLE. 24 Grains (gr.) make 1 Pennyweight, pwt. 20 Pennyweights " 1 Ounce, oz. 12 Ounces " 1 Pound, Ib. gr. pwt. 24 = 1 oz. 480 = 20 = 1 Ib. 5760 = 240 = 12 = 1 NOTE 1. — Troy weight was introduced into...

## The National Arithmetic on the Inductive System: Combining the Analytic and ...

Benjamin Greenleaf - Arithmetic - 1858 - 458 pages
...weighing gold, silver, jewels, and liquors ; and in philosophical experiments. TABLE. 24 Grains (gr.) make 1 Pennyweight, pwt 20 Pennyweights " 1 Ounce, oz. 12 Ounces " 1 Pound, Ib. gt. pwt. 24 = 1 ox. 480 = 20 = 1 Ib. 6760 = 240 = 12 = 1 NOTE 1 . — Troy weight was introduced into...

## The National Arithmetic on the Inductive System: Combining the Analytic and ...

Benjamin Greenleaf - Arithmetic - 1858 - 458 pages
...weighing gold, silver, jewels, and liquors ; and in philosophical experiments. TABLE. 24 Grains (gr.) make 1 Pennyweight, pwt 20 Pennyweights " 1 Ounce, oz. 12 Ounces " 1 Pound, Ib. gr. pwt. 24 = 1 oz. 480 = 20 = 1 Ib. 5760 = 240 = 12 = 1 NOTE 1. — Troy weight was introduced into...