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LANDS 



JAMES B. ADAMS, Assistant Forester, in charge; O. C. MERRILL, Chief Engineer; 

 F. H. FOWLER, Engineer. 

 OCCUPANCY W. W. DYAR, in charge. 

 CLAIMS J. I. PARKER, in charge. 



PRODUCTS 



WM. L. HALL, Assistant Forester, in charge, Madison, Wis. 



FOREST PRODUCTS LABORATORY (In cooperation with the University 

 of Wisconsin, Madison, Wis.) MCGARVEY CLINE, Director; H. S. BRISTOL, Assistant 

 Director; HOWARD F. WEISS, Assistant Director. 



ENGINEERING ROLF THELEN, in charge. 



MAINTENANCE WM. H. KEMPFER, in charge. 



CHEMISTRY E. BATEMAN, in charge. 



The classification of commercial creosotes according to their chemical and physical 

 properties E. Bateman. 



Investigations to determine the quantity and quality of tannin in various kinds 

 of woods and bark F. W. Kressmann. 



The investigation of specifications for gum turpentine A. W. Schorger. 



Experiments to determine the penetrance of caustic soda solution into aspen 

 F. W. Kressmann. 



Standardization of commercial ground- wood pulp samples E. Bateman. 



Study of the oleo-resin of western yellow pine A. W. Schorger. 



PULP AND PAPER H. E. SURFACE, in charge. 



Progress report on the various pulp woods tested previous to the establishment of 

 the Forest Products Laboratory at Madison H. S. Bristol. 



Experiments to determine the suitability of jack pine for the production of chemical 

 pulp H. E. Surface. 



Experiments to determine the suitability of tamarack for the production of chemical 

 pulp H. E. Surface. 



Experiments to determine the suitability of jack pine and eastern hemlock for the 

 manufacture of ground-wood pulp J. H. Thickens and G. H. McNaughton, Wausau, 

 Wis. 



Experimental study of the fundamental variable cooking conditions in the soda 

 process H. E. Surface. 



TIMBER PHYSICS H. D. TIEMANN, in charge. 



Physical determination of the specific gravity and specific heat of wood substance- 

 Frederick Dunlap. 



The preparation of microscopic slides of the principal commercial woods in the 

 United States Miss Eloise Gerry. 



Relations of the hygroscopic conditions of wood to temperatures and vapor pres- 

 sures H. E. McKenzie. 



Tests to determine the strength of wood beams under continuously applied loads 

 H. E. McKenzie. 



