pert, Wallowa, Oreg. ; ARTHUR T. SAMPSON, Expert, Wallowa, Oreg. ; G. A. 

 PEARSON, Forest Assistant, Wallowa, Oreg. 

 Colorado 



Poisonous plant investigations. Prof. C. D. MARSH, Expert, Bureau of Plant 

 Industry, in charge, Hugo, Colo. ; IVAR TIDESTROM, Scientific Assistant, Hugo, 

 Colo. 



BRANCH OF PRODUCTS. 



WM. L. HALL,, Assistant Forester, in Charge. 



OFFICE OF WOOD UTILIZATION. 



R. S. KELLOGG, Chief. 



Computing, E. A. ZIEGLER. Wood Chemistry, H. S. BRISTOL. 



Drafting, C. A. KOLB. Wood Uses, M. CLINE. 



California 



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

 with the University of California and the Northwestern Redwood Company 

 L. E. HUNT, Berkeley ; assistant, A. L. HEIM. 



Study of the uses of western hardwoods-jH. S. SACKETT, Berkeley. 

 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 BAERY. 



Leaching studies D. C. PARMELEE, Yale Station, New Haven. 

 Florida- 



Turpentine orcharding experiments P. D. EDMUNDS, Walkill. 

 Indiana- 



Tests of structural timbers, in cooperation .with Purdue University W. K. 

 HATT, Lafayette ; assistants, J. A. NEWLIN and J. O. BIXBY. 

 Oregon 



Tests of the strength of Douglas fir, in cooperation with the University of 

 Oregon J. B. KNAPP, Eugene ; assistant, G. R. GESSERT. 



Study of the uses of National Forest woods-^-H. B. HOLROYD, Portland. 

 Utah- 



Study of markets for forest products H. M. HALE, Salt Lake City. 

 Washin gton 



Tests of western hemlock and National Forest woods, in cooperation with the 

 University of Washington O. P. M. Goss, University Station, Seattle. 

 General Studies 



Washington office, timber tests H. S. BETTS, in charge; assistants, T. W. 

 VENEMANN, ROLF THELEN, and H. E. MCKENZIE. 



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

 the Census W. B. BARROWS, Washington, D. C. ; GEORGE K. SMITH, Victoria 

 Building, St. Louis, Mo. 



Study of furniture woods A. H. PIERSON, Washington, D. C. 



Study of commercial processes of wood distillation L. F. HAWLEY, Washing- 

 ton, D. C. 



Study of chemical problems in wood utilization- ERNEST BATEMAN, E. SUTEK- 

 MEISTER, and F. T. SCANLON, Washington, D. C. ; A. L. DEAN, 93 Broad street, 

 Boston, Mass. 



Studies in the heat conductivity of wood FREDERICK DUNLAP, Washington, 

 D. C. 



