APPENDIX. 



1221 



DURATION OF ANIMAL LIFE. 



RELATIVE VALUES AND WEIGHTS OF WOODS. 



* That is, value for fuel, taking shellbark hickory at 100 as the standard, 

 f That is, of dry wood, in pounds avoirdupois per cord. 



WEIGHT OF A BUSHEL OF PRODUCE. 



The number of pounds in a bushel of the various articles of Produce varies somewhat in the 

 different States. The majority, however, have adopted the following : 



