75 



DERIVED PRODUCTS. L. F. HAWLEY, in charge ; Ernest Bateman, 

 Samuel A. Mahood, E. C. Sherrard, Howard N. Calderwood, G. W. 

 Blanco, D. E. Cable, George G. Town. 



PULP AND PAPER. OTTO KRESS, in charge ; Sidney D. Wells, V. P. 

 Edwardes, C. L. Bachelder, Walter Daley. 



TIMBER MECHANICS. J. A. NEWLIN, in charge ; L. J. Markwardt, 

 T. R. C. Wilson, J. S. Mathewson (on detail, Washington office), G. E, 

 Heck, H. S. Grenoble, R. P. A. Johnson, R. F. Luxford, J. R. Watking, 

 C. B. Norris, John M. Gahagan. 



Box Tests. , in charge ; J. B. Frear, C. A. Plaskett. 



TIMBER PHYSICS. ROLF THELEN, in charge ; C. V. Sweet, A. Koehler, 

 Miss Eloise Gerry, M. C. Jensen, Lawrence V. Teesdale, D. R. Brewster, 

 J. D. Studley, W. K. Loughborough, Miss Gertrude Griffin. 



WOOD PRESERVATION. GEORGE M. HUNT, in charge ; Matthew B. 

 Dunlap, P. R. Hicks, Alfred C. Lindauer, Frederick L. Browne, T. R. 

 Truax, Clarence Coye, J. D. MacLean, W. L. Jones, C. A. Harrison. 



Laminated Wood Studies. A. L. Heim, in charge ; A. C. Knauss, 

 Louis Seutter, Carl A. Menzel, R. M. Wirka. 



LUMBER STUDIES. , in charge; D. G. White. 



PATHOLOGY (in cooperation with Bureau of Plant Industry). C. J. 

 HUMPHREY, in charge ; Miss C. Audrey Richards. 



LABORATORY OPERATION. Charles P. Juckem, executive clerk. 



Accounts. Oscar M. Wold, fiscal agent. 



Engineering. B. L. Nelson. 



Photography. M. E. Diemer. 



Computing. Kenneth Scott. 



Library. Miss S. D. Kinney. 



Supplies. W. E. Thompson. 



FOREST PRODUCTS. H. S. BBTTS, in charge; W. D. Brush, K. K. 

 Helphenstine, jr., J. S. Mathewson. E. F. McCarthy, collaborator. 



ENGINEERING. 



O. C. MERRILL, chief engineer; T. W. NORCROSS, assistant chief 

 engineer. 



ROADS. T. W. NORCROSS, in charge ; JOHN L. COBBS, forest examiner. 



WATER POWER. RALPH R. RANDELL, 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. WITHEROW. 



Engraving. T. S. BROCK. 



Photography. E. S. SHIPP. 



