 | John Charles Stone, James Franklin Millis - Arithmetic - 1911 - 272 pages
...technical pursuits. Goldsmiths, in weighing the precious metals and stones, use the system of Troy weight : 24 grains (gr.) = 1 pennyweight (pwt.) 20 pennyweights = 1 ounce (oz.) 12 ounces = 1 pound (Ib.) Physicians and druggists, in prescriptions, use the system of Apothecaries' weight: 20 grains (gr.)... | |
 | International Correspondence Schools - Naval art and science - 1911 - 450 pages
...hundredweight ...... cwt. 20 cwt., or 2,240 lb ......... - 1 ton .................. T. TROY WEIGHT 24 grains (gr.) .............. = 1 pennyweight .......................... oz. 12 ounces .................. =1 pound ............... lb. 1 lb.-12 oz.=240 pwt. -5,760 gr. DRY MEASURE 2 pints (pt.) ................ —... | |
 | Bruce Mervellon Watson, Charles Edward White - Arithmetic - 1911 - 424 pages
...coined, but are written as fractions of a penny. 192. TABLE OF FRENCH MONEY 193. TABLE OP TROY WEIGHT 24 grains (gr.) = 1 pennyweight (pwt.). 20 pennyweights = 1 ounce (oz.). 12 ounces = 1 pound (lb.). These weights are used in weighing gold, silver, and some jewels. To get an idea of the weight... | |
 | Maria Jury, Jerome A. O'Connell, Edward B. Shallow - Arithmetic - 1911 - 238 pages
...pounds = 1 ton (T.) 2240 pounds = 1 long ton 196 pounds = 1 barrel of flour TROT WEIGHT 24 grains = 1 pennyweight (pwt.) 20 pennyweights = 1 ounce (oz.) 12 ounces = 1 pound (Ib.) UNITED STATES MONEY 10 mills (m.) = 1 cent (f or ct.) 10 cents = 1 dime (d.) 10 dimes = 1 dollar ($)... | |
 | John William Hopkins, Patrick Healy Underwood - Arithmetic - 1912 - 406 pages
...(yd. ) 5 J yards = 1 rod (rd.) , or pole 40 rods = 1 furlong 8 furlongs = 1 mile (mi.) TROT WEIGHT 24 grains (gr.) = 1 pennyweight (pwt.) 20 pennyweights = 1 ounce (oz.) 12 ounces = 1 pound (Ib.) PAPER MEASURE 24 sheets 20 quires 2 reams 5 bundles = 1 quire = 1 ream = 1 bundle = 1 bale CIRCULAR... | |
 | Joseph Archibald Ewart, Wilbur Stanwood Field, Adelbert Harland Morrison - Civil service - 1912 - 208 pages
...beef or pork = 200 Ib. Troy Weight Troy weight is used in weighing gold, silver, and precious stones. 24 grains (gr.) = 1 pennyweight (pwt.) 20 pennyweights .= 1 ounce (oz.) 12 ounces •= 1 pound (Ib) 5,760 grains = 1 pound (Ib) Apothecaries' Weight 20 grains (gr.) = 1 scruple (Э) 3 scruples = 1 dram... | |
 | Joseph Archibald Ewart, Wilbur Stanwood Field, Adelbert Harland Morrison - Civil service - 1912 - 210 pages
...beef or pork = 200 lb. Troy Weight Troy weight is used in weighing gold, silver, and precious stones. 24 grains (gr.) «= 1 pennyweight (pwt.) 20 pennyweights = 1 ounce (oz.) 12 ounces = 1 pound (tb) 5,760 grains = 1 pound (tb) Apothecaries' Weight 20 grains (gr.) = 1 scruple O) 3 scruples = 1... | |
 | James A. Lyons - Business mathematics - 1912 - 392 pages
...Troy Weight is used in weighing gold, silver and other precious metals. TABLE 24 grains (gr.) make 1 pennyweight. . .pwt. ^- 20 pennyweights " 1 ounce oz. 12 ounces " 1 pound Ib. In addition to the above, the following, called Diamond Weight, is used in weighing diamonds and other... | |
 | United States. Bureau of Naval Personnel - Arithmetic - 1913 - 144 pages
...hundredweight = 1 ton (T.) T. Cwt. Lb. Oz. 1 = 20 = 2,000 = 32,000 Scale 20, 100, 16. TROY WEIGHT. Troy weight is used in weighing gold, silver, and jewels....pennyweights ...=1 ounce (oz.). 12 ounces =1 pound (Ib.). Lb. Oz. Pwt. Gr. 1 = 12 = 240 = 5760 Scale 12, 20, 24. In weighing diamonds, pearls, and other jewels,... | |
 | International Correspondence Schools - Civil engineering - 1913 - 456 pages
...16 ounces =1 pound Ib. 112 pounds =1 hundredweight cwt. 20 cwt., or 2,240 Ib = 1 ton T. TROY WEIGHT 24 grains (gr.) =1 pennyweight pwt. 20 pennyweights =1 ounce oz. 12 ounces =1 pound Ib. Ib. oz. pwt. gr. 1 = 12 = 240=5,760 DRY MEASURE 2 pints (pt.) =1 quart qt. 8 quarts = 1 peck pk. 4... | |
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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 
