5-^J 



Journal of Agriculture. 



[9 SErx., 1907. 



GRADING AND LEVELLING. 



{Continued from page S^T-) 

 A. S. Tvenyon, C.E., Engineer for Agriculture. 



The buckscraper (see the Journal for June) appears under a great 

 \arietv of forms. Reference has already been made to its original form 

 with the tail-board at riijht anc;les or nearly so to the bottom. To show 



THE SMOOTHER AT WORK. 



the adyances made in the construction and use of this implement, a draw- 

 ing is here given of a scraper used in California some 18 to 20 vears ago. 



THE AMERICAN BUCKSCRAPER. 



The length is 9 feet, and the vertical height of the face-board in working 

 set, is about 20 inches. The planks are 2 inches thick, and bolted on to 

 the lower edge is a steel plate, 12 inches by ^ths of an inch, projecting 6 or 

 7 inches below the woodwork. At the ends, cam-shaped wooden skids. 



