TILE DRAINAGE 



43 



§ 



f^ 

 5 





/' 



/^ 



r 



I 



r 



r 



r 



r 



r 



r 



r 



3/3' -3' 



j/j/_ J" 



3f3'-3" 



did'- 5" 



3I3'~3' 



3l3'-3" 

 15Z'-3" 



15Z'-3' 



/ O 







i9i>'-3" 



/3/-3' 



/9r~3" 



' Diagram 



' Showing Sysiem 



' of Underdrains 



/8G'~3" ' 



, ,' on 4 acres of 



/(76'~3" ' ' 



_ / Expenweni Plots. 



/7h'-3 



^ -a"/ 



J 7 ^'--3' 



\ NH College Farm 



7/ ^'-4'- MAIN 

 367^'-3-lATERALS. 



