100 



Indiana 



Supervision of the preparation of designs for a treating plant, in cooperation with 

 the Indianapolis', Columbus and Southern Traction Company H. F. WEISS, Wash- 

 ington, D. C. 



Louisiana- 



Experimental operation of a plant for the treatment of telephone poles, in cooper- 

 ation with the North Louisiana Telephone Company HARRY M. MASON, Jr., Winn- 

 field. 



Experiments to devise a system for treating the products of southern lumber mills, 

 in cooperation with the Great Southern Lumber Company CHARLES T. BARNUM, 

 Bogalusa. 



Pennsylvania 



Experimental operation of a commercial open-tank wood-preserving plant, in 

 cooperation with the Philadelphia .and Heading Coal and Iron Company JOHN M. 

 NELSON, Jr., Washington, D. C. ; assistant, detailed by the company, L. W. Conrad, 

 Potts vi lie, Pa. 



Experimental operation of a commercial open-tank wood-preserving plant for the 

 treatment of mine and railway timbers, in cooperation with the Delaware, Lacka- 

 wanna and Western Eailroad Company C. P. WINSLOW, Hotel Sterling, Wilkes- 

 Barre, Pa. 



Research, HOWARD F. WEISS. 



JPROJEOT. 



General studies 



Supervision of the construction of an experimental laboratory H. F. WEISS, Wash- 

 ington, D. C. 



OFFICE OF PUBLICATION. 



FINDLEY BURNS, Chief. 



Review, BRISTOW ADAMS. 



Distribution, DON CARLOS ELLIS, Acting. 



Education, DON CARLOS ELLIS, Acting. 



Silvical Leaflet 12 (Revised). Yellow Cedar. 



Silvical Leaflet 15. White Spruce. 



Silvical Leaflet 16. Single-Leaf Pinon. 



Silvical Leaflet 17. Four-Leaf Pinon. 



Silvical Leaflet 20. Weeping Spruce. 



Silvical Leaflet 22. Amabilis Fir. 



Silvical Leaflet 24. Bristol-Cone Fir. 



Silvical Leaflet 25. Cottonwood. 



Silvical Leaflet 26. Foxtail Pine. 



Silvical Leaflet 27. Torrey Pine. 



Circular 157. A Primer of Conservation. 



Unnumbered Circular. Extent and Importance of the Chestnut-Bark Disease. 



Unnumbered Circular. Forest Trees of the Pacific Slope. 



BRANCH OF LANDS. 



P. P. WELL.S, In Charge. 



A. C. KINGLAND, Assistant Forester. 



A. C. SHAW, Principal Examiner. 



OFFICE OF LAW. 



A. C. SHAW, Chief. 



