66 



PULP AND PAPER. OTTO KRESS, in charge; H. E. Surface, G. C. 

 McNaughton, Sidney D. Wells, Chas. R. Cressey, V. P. Edwards. 



TIMBER PHYSICS. , in charge; C. A. Kupfer, Eloise 



Gerry, M. E. Diemer, James E. Imrie, A. Koehler, Gertrude Griffin, 

 Milton H. Hostinan, C. W. Gould, M. I. Mueller, James D. Studley, 

 R. L. Nelson, A. B. Cooke, M. C. Jensen. 



TIMBER TESTS. JOHN A. NEWI/IN, in charge; L. J. Markwardt, 

 T. R. C. Wilson, Leslie R. Morris, Armin Elmendorf, Cecil V. Maudlin, 

 Charles B. Norris, Walter R. Webb, Walter C. Mackey, J. S. Mathew- 

 son, E. R. Maurer, D. W. Quinn, L. J. Engelke, P. W. Codwise, J. R. 

 Watkins, A. C. Knauss. 



WOOD PRESERVATION. CLYDE H. TEESDALE, in charge ; Geo. M. Hunt, 

 P. R. Hicks, Matthew E. Dunlap, S. B. Henning. 



PATHOLOGY (in cooperation with the Bureau of Plant Industry). 

 C. J. HUMPHREY, in charge ;.C. Audrey Richards. 



INDUSTRIAL INVESTIGATIONS. H. S. BETTS, in charge. 



Studies. J. T. Harris. 



USES OF WOODS. W. D. Brush. 



LUMBER GRADES. J. C. Nellis. 



WOOD-WASTE EXCHANGE. R. K. Helphenstine, jr. 



STATISTICS OF FOREST PRODUCTS. Franklin H. Smith, A. H. Pierson. 



ENGINEERING. 



O. C. MERRILL, chief engineer, in charge. 

 ROADS. T. W. NORCROSS, assistant chief engineer, in charge. 

 WATER POWER. L. A. WHITSIT, assistant engineer, in charge. 

 MAPS AND SURVEYS. F. E. BONNER, assistant engineer, in charge ; 

 C. A. KOLB, geographer. 



ATLAS. G. B. BRUCE. 



DRAFTING. J. M. WITH BROW. 



ENGRAVING. F. C. CRASS. 



PHOTOGRAPHY. E. S. SHIPP. 



SURVEYS. F. E. BON NEB. 



ACQUISITION OF LANDS UNDER THE WEEKS LAW. 



WILLIAM L. HALL, assistant forester in charge, Washington, D. C. 



APPRAISAL OP LANDS. W. W. ASHE, forest inspector in charge, 

 Washington, D. C. Lumbermen's examinations : E. D. Fletcher, Gor- 

 ham, N. H. ; C. D. Cushing, Johnson City, Tenn. ; George W. Marshall, 

 Clayton, Ga. Forest Examiners : White Mountains, H. S. Davis and 

 S. H. Thompson, Gorham, N. H. ; Natural Bridge Area, H. M. Sears 



