4 

 OFFICE OF SILVICS. 



RAPHAEL ZON, Chief. 



Field Studies, RAPHAEL ZON. 



Colorado 



Study of insect-infested timber in Colorado National Forests, in cooperation 

 with the Bureau of Entomology (Forest Insect Investigations, A. D. Hopkins, 

 in charge) W. D. EDMONSTON, Colorado Springs, Colo. 



Eastern States 



Study of chestnut blight E. R. Honsox, Washington, D. C. 

 Middle West- 



Study of windbreaks and their influences C. G. BATES, in charge; C. R. TILLOTSON 

 (in cooperation with the Nebraska Experiment Station), T. R. COOPER, A. G. HAMEL, 

 W. W. MORRIS, G. R. MORRISON; Box 1157, Lincoln, Xebr. ; F. J. PHILLIPS, Station 

 A, Lincoln, Nebr. 



Southwest 



Study of the reproduction of western yellow pine S. T. DANA, Prescott, Ariz. 



Study of root habits of seedlings J. W. TOTMEY; assistant, J. D. COFFMAN, both 

 at Flagstaff, Ariz. 



General 



Study of methods of determining light requirements of trees G. A. PEARSON, Wash- 

 ington, D. C. 



Library, Miss H. E. STOCKBRIDGE. 

 Compilation, E. H. FROTHINGHAM. 



OFFICE OF EXTENSION. 



SAMUEL N. SPRING, Chief (in the Field). 

 A. S. PKCK, Acting Chief. 



Planting, L. C. MILLER (in the Field). 



J. F. KUMMEL, Acting. 

 TEMPORARY ASSIGNMENTS. 

 (Under the direction of supervisors.) 



Examination and selection of areas for planting and sowing on the Cheyenne 

 National Forest L. CROWELL, Saratoga, Wyo. 



Examination and selection of areas for planting and sowing on the Chelan National 

 Forest G. B. MAODONALD, Chelan, Wash. 



Examination and selection of areas for planting and sowing on the Coronado 

 National Forest W. B. HADLEY, Benson, Ariz. 



Examination and selection of areas for planting and sowing on the Jemez and Pecos 

 National Forests W. D. HAYES, East Las Vegas, N. Mex. 



Reconnaissance, W. H. YON BAYER (in the Field). 



New York 



Study of private forest planting C. A. KUPFER, Ithaca N. Y. 

 Kansas 

 Study of private forest planting W. M. MOORE, Hutchinson, Kans. 



Cooperation, E. O. SIECKE, Acting. 

 Correspondence. Advice on private forest planting E. O. SIECKE. 



