MASS. EXPERIMENT STATION BULLETIN 447 



Fig. 20. Cranberry Tools. 



A. Cranberry Knife Rake. The blades may be detached for sharpening. 



B. Machine for Pruning Vines. It is drawn by hand along and then across the bog and is very 

 useful if the blades are kept sharp. 



C. Bog Weeders. 



