TIMBER PHYSICS. H. D. TIEMANN, in charge; Eloise Gerry, N. de 

 W. Betts, M. B. Diemer, James E. Imrie, A. Koehler, Gertrude Griffin. 



TIMBER TESTS. JOHN A. NEWLIN, in charge ; A. K. Armstrong, 

 Thomas R. C. Wilson, Leslie R. Morris, Robt. L. Pettigrew. 



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

 Robt. E. Prince, E. C. Sparver, Harlow Bradley, P. R. Hicks. 



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

 C. J. HUMPHREY, in charge; Ruby J. Tiller. 



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

 Washington, D. C. Correlation of Lumber Grades and Consumers' 

 Specifications, divided between members of office. Departmental Coopera- 

 tion, Inspection and Revision of Government Specifications, J. C. Nellis 

 and R. K. Helphenstine, jr., Washington, D. C. Production of Lumber 

 and Forest Products (in cooperation with the Bureau of Crop Esti- 

 mates, the Bureau of the Census, and lumber manufacturers' associa- 

 tions), A. H. Pierson, Washington, D. C. Veneer Investigations, S. L. 

 Wolfe, Washington, D. C. Tight and Slack Cooperage Investigations, 

 J. T. Harris, Washington, D. C. Box Industry Investigations, J. C. 

 Nellis, Washington, D. C. Study of Commercial Southern Yellow Pine 

 to Determinate Quality of Material Grown -Throughout the South and 

 Sold in the Principal Markets, and Application of Density Rules (in 

 cooperation with yellow pine associations). W. D. Brush, D. G. White, 

 Washington, D. C. Mechanical Utilization of Mill and Factory Waste, 

 R. K. Helphenstine, jr., Washington, D. C. Market Summaries and 

 Lumber and Stumpage Price Records, J. C. Nellis, Washington, D. C. 

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



ACQUISITION OF LANDS UNDER THE WEEKS LAW. 



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



LUMBERMAN'S EXAMINATIONS. E. D. Fletcher, Gorham, N. H. ; 

 C. D. Gushing and George E. Marshall, Washington, D. C. 



EXAMINATION OF LANDS. W. W. ASHE, forest inspector in charge, 

 Washington, D. C. White Mountain Area, D. W. Martin, forest ex- 

 aminer in charge of party, Gorham, N. H. ; H. S. Davis, H. L. Steffins, 

 Karl Schmitt, J. S. Kaplan, assistants. Shenandoah Area, R. C. Hall, 

 forest examiner in charge of party, W. R. Barbour, assistant, Harrison- 

 burg, Va. Natural Bridge Area, E. L. Lindsey, forest assistant in 

 charge of party, H. M. Sears, assistant, Buena Vista, Va. Boone Area, 

 E. M. Bruner, forest examiner, Marion, N. C. Mount Mitchell Area, 

 R. J. Noyes, forest examiner in charge of party, Marion. N. C. 

 Savannah (S) Area, H. G. Spahr, forest examiner, Clayton, Ga. 

 Nantahala Area, S. H. Thompson, forest examiner, Andrews, N. C. 

 Alabama Area, C. E. Beaumont, forest examiner, Haleyville, Ala. 



SURVEY OF LANDS. RUDOLPH DIEFFENBACH, forest examiner, in 

 charge ; Robert G. Merritt, forest examiner, Washington, D. C. White 



