| 1 pound | = | 12 ounces | = 96 drams | = 288 scruples | = 5,760 grains |
| 1 ounce | = 8 drams | = 24 scruples | = 480 grains | ||
| 1 dram | = 3 scruples | = 60 grains | |||
| 1 scruple | = 20 grains |
WINE (APOTHECARIES) LIQUID MEASURE (U. S.)
| 1 gallon | = 8 pints | = 128 fl. ozs. | = 1,024 fl. drams | = 61,440 minims |
| 1 pint | = 16 fl. ozs. | = 128 fl. drams | = 7,689 minims | |
| 1 fl. oz. | = 8 fl. drams | = 480 minims | ||
| 1 fl. dram | = 60 minims |
To find diameter of a circle multiply circumference by .31831.
To find circumference of a circle, multiply diameter by 3.1416.
To find area of a circle, multiply square of diameter by .7854.
To find surface of a ball, multiply square of diameter by 3.1416.
To find side of an equal square, multiply diameter by .8862.
To find cubic inches in a ball, multiply cube of diameter by .5236.