CHAP. v. 



SOWING MACHINES. 



727 



Primrose M'Connell, who has made a careful study of drills and has 

 worked those of many types personally, declares the force feed to be 

 greatly superior to the cup feed, while he places the single-disc coulter 



Fig. 287. Coultas's Corn and Seed Drill. 



first, the double-disc second, and the shoe third, entirely condemning 

 the hoe and the cutting coulter. In figs. 285 and 286 we show the 

 Hoosier (American) single-disc and shoe drills, supplied in this country 



Fig. 288. Tasker Sc Sons' Corn Broad-Caster. 



by Messrs. Wallace & Sons, of Glasgow. These are the best of their 

 types known to us. Both have force feed. A serious fault in American 

 drills is that they have fixed coulter bars, which prevent the proper 

 adjustment of the width between the rows of seed, although, of course, 



