APPENDIX. 



ENGLISH AND METRIC WEIGHTS AND MEASURES. 



LENGTH. 



I micro-millimeter == tsW millimeter or - nldo inch. 



I millimeter (mm.) = -^ inch. 



I centimeter (cm.) = lo mm. = f inch. 



I decimeter (dm.) = loo mm. = 4 inches. 



1 meter = 1000 mm. = 39^ inches. 



1 inch = 25 mm. 



I foot = 305 mm. or 30-^ cm. 



I yard = .91 meter. 



WEIGHT. 



1 gram = isi grains. 



T kilogram = 1000 grams = 32 oz. Troy or 35J oz. Avoirdupois. 



I oz. Troy = 31 grams. 



I oz. Avoirdupois = 28 grams. 



I lb. Avoirdupois = 450 grams. 



CAPACITY AND WEIGHT. 



I gram = i cubic centimeter (cc.) = 15^ grains. 

 I liter = 1000 grams, or 1000 cc, or i kilogram = 35:^ oz. Avoirdu- 

 pois or 32 oz. Troy. 

 I pint = 20 oz. Avoirdupois = 567-^ grams or 567^ cc. 



CAPACITY (volume). 



1 liter = 1000 cc. = i cubic dm. = i| pints. 



I pint = 36 cubic inches = 5671- cc. 



I gallon = 8 pints = 4^ liters. 



I cubic foot = 6 gallons = 28J liters. 



84 



