98 



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

 Naughton, Sidney D. Wells, Cnas. R. Cressey, V. P. Edwardes. 



TIMBER PHYSICS. O. M. BUTLER, in charge ; C. A. Kupfer, Eloise 

 Gerry, M. E. Diemer, A. Koehler, Gertrude Griffin, C. W. Gould, James 

 D. Studley, M. C. Jensen, Thos. R. Stoltenberg, C. V. Sweet, Lawrence 

 V. Teesdale. 



TIMBER MECHANICS. J. A. NEWLIN, in charge ; T. R. C. Wilson, J. O. 

 Bixby. 



Box Design. Don L. Quinn, in charge ; L. R. Morris, H. R. Scovill. 



Propeller Manufacture. A. L. Heim, in charge A. C. feiauss, Louis 

 Seutter. 



Airplane Tests. Prof. E. R. Maurer, in charge C. B. Norris, Hobart 

 D. Frary. 



TIMBER TESTS. L. J. MARKWARDT, in charge; J. S. Mathewson, 

 Armin Elmendorf, G. E. Heck, J. R. Watkins, W. S. Broome, R. E. 

 Johnston, C. E. Dennis, H. J. Rosenthal, C. A. Plaskett, R. F. Luxford, 

 R. M. Wirka, Peter Skurdalsvold. 



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

 P. R. Hicks, Matthew E. Dunlap, Olenus L. Sponsler, S. B. Henning, 

 Samuel Schwartz, Alfred C. Lindauer, Frederick L. Browne, Samuel 

 Butterman, Melville H. Price, Edward P. Devlin. 



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, Albert H. 

 Pierson. Collaborator : A. B. Strough, Albany, N. Y. 



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 (tem- 

 porarily on detail to the Forest Products Laboratory) ; C. A. 

 KOLB, geographer. 



ATLAS. G. B. BRUCE. 



DRAFTING. J. M. WITHEROW. 



ENGRAVING. F. C. CRASS. 



PHOTOGRAPHY. E. S. SHIPP. 



SURVEYS. F. E. BONNER. 



