I. 



TRENCHING AND SUBSOILING FOR AMERICAN 



VINES.* 



BY P. FEREOUILLAT, 

 Director of the National School of Agriculture, Montpellier. 



WHIM, OR HORSE-GIN. 



Under the name of whim, horse-gin, or winding drum,\ 

 we understand a simple machine frequently used to over- 

 come a great resistance with a very small motive power. 

 Fig. 1 is a windlass commonly used for raising water 

 from a well. It consists of a drum or cylinder A A 7 of 

 wood or metal, at both extremities of which are axle-trees 



r. 1. Ordinary Windlass. 



* Le Progres Agricole ct Viticole. Vol. 15. 1891. 



t These words are used as equivalent to the French " treuil." Horse- 

 gin, according to Webster's Dictionary, 1899, is a contraction of horse- 

 engine. (Trans.) 



