AC4RTCULTURAL ENGTNEEKTNG. 1<3 



TABLE SHOWING THE FORCE AND VELOCITY 

 OF WIND. (Waring.) 



NUMBER OF SQUARE FEET AND ACRES THAT A 



Fir.st-class AViiiclinill can Irrigate One Inch in 8 

 Hours, Raising the AVater lO, 15 or 25 Feet. 



(A. R. Wolff.) 



