APPENDIX. 207 



METRIC SYSTEM. 



1 Inch 



Metre = 39f inches. 

 Centimetre = f inch. 

 Millimetre = ^ inch. 

 Micromillimetre = ^noo inch. 



Gramme = 15^ grains. 

 Centigramme = fa grain. 

 Milligramme = 5 o grain. 

 Kilogramme = 2.2 pounds. 



