120 



TRANSACTIONS OF THE 



Jones & Crowell's Lightning Planer, Tonguer and Groover. 



changed from one to the other in half a minute ; it will plane 

 twenty- five thousand feet per day; it is compact and easily kept 

 in order; the knives are readily got at to sharpen or regulate. 



A superior tonguer and groover furnished with the planer when 

 desired. \^Large silver medal awarded. 



Dennison's double cylmder Rotary Bed Planing Machine. 

 C. H. Dennison, Green River, Vermont. 



This machine is constructed with an iron revolving bed, and 

 polished on the upper side, raised to a proper elevation on an iron 

 frame, and with two sets of horizontal cutters lying directly 



