



.=rs-.Tl^ 



Plough, Usb..™^ steam, 1 

 Ploughing, experiments hi 



!■': 





■]., r.i.l-.'haN.-.I-. 



itr«t,mi for an acre 







lime^S^nish^plwsp- 



; ... . ; .. : . ..... ■ , ; 







