41 



LANDS 



JAMES B. ADAMS, Assistant Forester, in charge; 0. C. MERRILL, Chief Engineer; 

 F. H. FOWLER, Assistant Engineer. 

 OCCUPANCY W. W. DYAR, in charge. 

 CLAIMS J. I. PARKER, in charge. S 



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. 



Experiments to determine the practicability of revising commercial specificat : ons 

 for turpentine A. W. Schorger. 



Researches on the tannin content of forest trees F. W. Kressman. 



Study of the analysis and grading of creosotes E. Bateman. 



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



Experiments on the suitability of various woods for paper pulp II. E. Surface; 

 assistants, J. C. Lawrence, E. L. Leasman, J. J. Lang, and Frank Blaine. 



Installation and operation of ground wood pulp laboratory, Wausau, Wis. John II. 

 Thickens. 



TIMBER PHYSICS H. D. TIEMANN, hi charge. 



Study of methods of conditioning wood II. D. Tiemann. 



Dead-load bending tests H. E. McKenzie. 



Determinations of specific heat of wood and of specific gravity of wood substance 

 Frederick Dunlap. 



Studies of microscopic features of woods and resin production S. Kirsch. 



Microscopic study of tyloses in wood Miss Eloise Gerry. 



Hygroscopicity experiments H. E. McKenzie. 



TIMBER TESTS J. A. NEWLIN, in charge. 



Standard tests on maple, red oak, and ash F. J. Hallauer; assistant, T. Lyons. 



Analysis of impact tests J. A. Newlin; assistant, T. R. C. Wilson. 



Effect of water solutions of mercuric chloride and bicarbonate of soda on the 

 strength of shortleaf pine T. R. C. Wilson. 



WOOD DISTILLATION L. F. HAWLEY, in charge. 



Refining and grading of wood turpentine L. F. Hawley. 



Methods of turpontine analysis L. F. Hawley; assistant, E. Bateman. 



Experiments in distillation of resinous wood L. F. Hawley; assistant, II. ('. 

 Palmer. 



WOOD PRESERVATION F. M. BOND, in charge. 



