139 



Louisiana 



Experimental operation of a plant for the preservative treatment of telephone poles, 

 in cooperation with the North Louisiana Telephone Company HARRY M. MASON, 

 Jr., Winnfield. 



Experiments in treating the products of southern lumber mills, in cooperation 

 with the Great Southern Lumber Company CHARLES T. BARNUM, Bogalusa. 



Minnesota 



Preservative treatment of fence posts and other farm timbers, in cooperation with 

 the University of Minnesota C. P. WILLIS, St. Anthony Park, St. Paul. 



Pennsylvania- 



Experimental operation of a wood-preserving plant, in cooperation with the Phila- 

 delphia and Reading Coal and Iron Company JOHN M. NELSON, Jr., Washington, 

 D. C. ; assistant, detailed by the company, L. W. CONRAD, Pottsville, Pa. 



Experimental operation of a wood-preserving plant for the treatment of mine and 

 railway timbers, in cooperation with the Delaware, Lackawanna and Western Rail- 

 road Company C. P. WINSLOW, Hotel Terminal, Wilkes-Barre, Pa. 



Research, HOWARD F. WEISS. 



General Studies 



Special investigations and studies of problems in wood preservation WALTER F. 

 STUTZ, Washington, D. C. 



Supervision of the construction of an experimental laboratory HOWARD F. WEISS, 

 Washington, D. C. 



PUBLICATION. 



FINDLEYgBUKNS, Chief. 



Review, BRISTOW ADAMS. 

 Education, DON CARLOS ELLIS, Acting. 

 Distribution, WILLIS G. BROWN. 



T'TJBJLiIC^VTIOIIXS IUY TVEOEMBER. 



Circular 156. Preliminary Report on Grazing Experiments in a Coyote-proof 

 Pasture. 



Circular 158. The Revegetation of Overgrazed Range Areas. 



