6 



Drafting-, C. A. KOLB. 



Compiling and drafting maps of National Forests. 

 Constructive drawings for improvements on National Forests. 

 Miscellaneous mechanical and diagrammatic drawings. 



Wood Chemistry, H. S. BRISTOL. 



Study of commercial processes of wood distillation and the standardization and 

 grading of turpentines L. F. HAWLEY, in the Field; assistant, F. E. LICHTEN- 

 THAELER; Washington, D. C. 



Experiments to determine the value of various woods and waste materials for paper 

 pulp E. SUTERMEISTER; assistant, H. E. SURFACE, both at Washington, D. C. 



Study of chemical problems in wood utilization and wood preservatives E. BATE- 

 MAN; assistant, C. F. SPEH, both at Washington, D. C. 





 Wood Uses, H. S. BEITS. 



I ' It O T JE C "JT SS . 



California- 

 Tests of the strength of eucalyptus, redwood, and tanbark oak, in cooperation 

 with the University of California, the Northwestern Redwood Company, and the 

 California Red wood' Association L. E. HUNT, Washington, D. C. 



Colorado 



Study of wood-using industries and markets for forest products C. L. HILL, 

 Boulder; assistant, H. B. HOLROYD. 



Connecticut 



Timber tests, with special reference to the influence of method of drying on the 

 strength of timber, in cooperation with Yale University H. D. TIEMANN, Yale 

 Station, New Haven; assistant, CORNELIUS BARRY. 



Indiana 



Tests of structural timbers and a number of species of hickory, in cooperation with 

 Purdue University, the Illinois Central Railway Company, and the National 

 Hickory Association W. K. HATT. La Fayette; assistants, J. A. NEWLIN, J. O. 

 BIXBY, and WM. D. BUDDING. 



Washington 



Study of wood-using industries and markets for forest products J. B. KNAPP, 

 University Station, Seattle. 



Tests of western larch, treated Douglas fir, western hemlock, and National Forest 

 woods, in cooperation with the Western Pine M'f'rs Ass'n, the Pacific Creosoting 

 Co., the Pacific Coast L'br. M'f rs Ass'n, and the University of Washington O. P. M. 

 Goss, University Station, Seattle; assistants, A. L. HEIM and G. R. GESSERT. 



General Studies 



Washington office, timber tests ROLF THELEN, in charge; assistants, T. W. 

 VENEMANN and H. E. MCKENZIE. 



Design of impact testing machine, and plans for Washington timber-testing labo- 

 ratory ROLF THELEN, Washington, D. C. 



Collection of statistics of forest products, in cooperation with the Bureau of the 

 Census A. H. PIERSON, Washington, D. C. ; GEORGE K. SMITH, Lumbermen's 

 Building, St. Louis, Mo. 



Studies in the heat conductivity of wood FREDERICK DUNLAP, Washington, D. C. 



Study of wood using industries and markets for forest products H. S. 

 SACKETT, Washington, D. C. ; FRANKLIN H. SMITH, Chicago, 111. 



