PLOWING, SUBSOILING, AND TRENCHING. 



139 



on level land. By turning the furrow always in the same direc- 

 tion it obviates the necessity for leaving dead furrows. 



Among the other plows which I have found by experience to 

 be admirably adapted to all kinds of work, in heavy and in light 



Fig. 61. 



soils, are Smith's patent cast-steel plows, made by the Collins Co., 

 near Hartford, Conn., (Figs. 63 and 64.) 



Fig. 62. 



cl'\ f\"A 



The manufacturers claim for this plow the following advan- 

 tages : — 



