RECENT PUBLICATIONS 



Woodworker, XXXYI, February, 191 8 — 



Rip-saw Accidents and Their Prevention. Pp. 31-33. 



A description of accidents that often occur in using circular rip-saws, 

 and the manner in which such accidents can be readily avoided. For- 

 esters engaged in studies in wood utilization and technology where the 

 use of such saws is demanded will find this article of much interest. 



Making the Airplane Propeller. Pp. 26. 



A description of the methods of building up, turning, finishing, and 

 balancing airplane propellers. 



Engineering and Contracting, XLIX, February 20, 1918 — 

 Method of Burning Fat Pine Stumps in Place. Pp. 186. 

 Land Clearing unth Donkey and Traction Engines. Pp. 191. 



Safety Engineering, XXXV, January, 1918 — 



Steel or Iron Supports Not Always the Best. Pp. 24. 



Photographs of the ruins of the sawmill of the Alberta Lumber Com- 

 pany, of Vancouver, B. C, and a discussion of the relative safety of 

 steel, iron, and timber supports. 



Commercial America, XIV, January, 1918 — 



The Making of a Whip. M. E. Thompson. 



Methods employed in whip manufacturing; woods used, and relative 

 vakie of different woods. 



American Industries Supplement, January, 1918 — 



Safety in Lumbering. 



A description of nine safety appliances recommended by the Com- 

 mittee of Health and Safety of the National Association of Manufac- 

 turers. 



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