IO TABLE 5 (continued) 



EQUIVALENTS OF BRITISH IMPERIAL AND METRIC WEIGHTS AND 



(3) IMPERIAL TO METRIC 



MEASURES 



(For U. S. Weights and Measures, see Table 3) 



LINEAR MEASURE. 



( 25.400 milli- 

 • • • • = ( meters. 



0.30480 meter. 

 0.914399 " 

 5.0292 meters. 



20.1168 " 



1 inch 



1 foot (12 in.) . . 

 1 yard (3 ft.) . . 

 1 pole {si yd.) . . 

 1 chain (22 yd. or ) 

 100 links) ) 



1 furlong (220 yd.) 



1 mile (1,760 yd.) . 



201. 16s 



I 1.6093 kilo- 



/ meters. 



1 yard =f l *f™: X C(U V 



I (Tutton 1932) 



SQUARE MEASURE. 



. , ( 6.4 51 6 sq. cen- 



1 square inch . . = j tnneters. 



,. , . . j 9--9°3 sq. deci- 



1 sq.ft. (144sq.m.) = j y ^ ter l 



, . , \ 0.836126 sq. 



I SQ. YARD ( 9 S q. ft.) = \ ^^ 4 



1 perch (30^. yd.) = { 8 *g "* ^ 



1 rood (40 perches) = 10.117 ares. 



1 ACRE (4840 sq. yd.) = O.4046S hectare. 



1 sq. mile (640 acres) = 259.00 hectares. 



CUBIC MEASURE. 

 1 cu. inch r= 16.387 cu. centimeters. 



1 cu. foot (i7281_j rao f 283I7cu Q me - 



cu. in.) H ter ', or . 28 ;3'7 



L cu. decimeters. 



1 cu. yard (27I _, 



cu. ft.) ]= 0.76455 cu. meter. 



APOTHECARIES' MEASURE. 



1 gallon (8 pints or/ . -.-„<.„ i Jt 



160 fluid ounces) } = 4-5459631 llters « 



1 fluid ounce, f 3 ) _\ 2 &-4 l2 3 cubic 

 (S drachms) \ ~ | centimeters. 



1 fluid drachm, f 3 1 i 3.5515 cubic 



(60 minims) \ } centimeters. 



1 minim, m (0.91 146 ( i 0.05919 cubic 



~ J < 



grain weight) 



centimeters. 



Note. —The Apothecaries' gallon is ot the same 

 capacity as the Imperial gallon. 



MEASURE OF CAPACITY. 



1 gill 



1 pint (4 gills) . . 

 r quart (2 pints) . 

 1 gallon (4 quarts 

 1 peck (2 gal.) • 

 1 bushel (8 gal.) 

 1 quarter (8 bushels 



= 1.42 deciliters. 

 = 0.568 liter. 

 = 1. 136 liters. 



= 4-545963I " 

 = 9.092 " 



= 3-637 dekaliters. 

 = 2.909 hectoliters. 



AVOIRDUPOIS WEIGHT. 



1 grain .... 



1 dram .... 

 1 ounce (16 dr.) . 

 1 pound (16 oz. or 



7,000 grains) 

 1 stone (14 lb.) . 

 1 quarter (28 lb.) 

 1 hundredweight ( 



(112 lb.) ( 



1 ton (20 cwt. ) . 



H 



64.8 m i 1 1 i - 

 grams. 



1.772 grams. 

 28.350 " 



O.45359243 kg. 



6.350 



T2.70 " 



50.80 

 0.5080 quintal. 



1. 0160 tonnes 

 or 1016 kilo- 

 grams. 



TROY 'WEIGHT. 



1 Troy ounce (4S0 ) 



grains av.) ) 



1 pennyweight (24 ( 



grains) j 



3 I - I °35 grams. 

 : 1-5552 " 



Note. — The Troy grain is of the sam« weight as 

 the Avoirdupois grain. 



APOTHECARIES' WEIGHT. 



1 ounce (S drachms) 

 1 drachm, 31(3 scru- | 



pies) i 



1 scruple, gi (20 / 



grains) | 



31.1035 grams. 

 3.888 " 



1.296 "• 



Note. — The Apothecaries' ounce is of the same 

 weight as the Troy ounce. The Apothecaries' 

 grain is also of the same weight as the Avoirdupois 

 grain. 



T? TE b~ ' The . Yard 1S . the length at 62 F., marked on a bronze bar deposited with the Board of Trade. 



The Pound is the weight of a piece of platinum weighed in vacuo at the temperature of 0° C, and 

 which is also deposited with the Board of Trade. 



_ The Gallon contains 10 lb. weight of distilled water at the temperature of 62° F., the barometer 

 being at 30 inches. 



Smithsonian Tables 



