288 SUCCESSFUL FARMING 



Table VII. — Weights and Measures. 



AVOIRDUPOIS WEIGHT. 



16 ounces (oz.) =1 pound (lb.). 



100 pounds =1 hundredweight (owt.). 



20 cwt =1 ton (T.). 



1 ton =20 cwt. or 2000 lbs. or 32,000 oz. 



DRT MEASURE. 



2 pints (pt.) =1 quart (qt.). 



8 qts =1 peck (pk.). 



4 pks =1 bushel (bu.). 



1 bu =2150.42 cu. in. 



LIQUID MEASURE. 



4 gills (gi.) =1 pint (pt.). 



2 pints =1 quart (qt.). 



4 quarts. .'. =1 gallon (gal.). 



31J^ gallons =1 barrel (bbl.). 



U. S. gallon =231 cu. in. 



7H gallons water = 1 cu. ft. approximately. 



LINEAR MEASURE. 



12 inches (in.) =1 foot (ft.). 



3 feet (ft.) =1 yard (yd.). 



5}4 yds. or 16H ft =1 rod (rd.). 



320 rds =1 mile (mi.). 



1 mile or 320 rds. or 1760 yds. or 5280 ft. or 63,360 ins. 



SQUARE MEASURE. 



144 square inches (sq. in.) =1 square foot (sq. ft.). 



9 square feet (sq. ft.) =1 square yard (sq. yd.). 



30J4 sq. yds =1 square rod (sq. rd.). 



160 sq. rds =1 acre (a.). 



640 acres , =1 square mile (sq. mi.). 



1 sq. mi =1 section. 



36 sections =1 township (twp.) 



43,560 sq. ft =1 acre. 



SOLID OR CUBIC MEASURE. 



1728 cubic inches (cu. in.) =1 cubic foot (cu. ft.). 



27 cu. ft '. =1 cubic yard (cu. yd.). 



1 cu. yd =27 cu. ft. or 46,656 cu. in. 



1 cu. yd =1 load. 



24% cu. ft =1 perch. 



128 cu. ft. or 8 ft. X 4 ft. X 4 ft =1 cord. 



1 ft. x 12 in. x 1 in =1 board foot. 



SURVEYOR'S LINEAR MEASURE. 



7.92 inches =1 link- 



100 links =1 cham. 



80 chains =1 mile. 



Gunter's chain is the unit and is 66 feet long. ' 



SURVEYOR'S SQUARE MEASURE. 



10,000 sq. links =1 square chain. 



10 sq. chains = \ acre - 



10 chains square ~ 1U acres - 



