railway companies, and experiments in treating cedar telephone poles, in cooper- 

 ation with the American Telephone and Telegraph Company W. F. SHERFESEE, 

 New Ludington Hotel, Bscanaba ; assistants, H. A. PAUL and C. J. HUMPHREY. 

 Oregon 



Tests of the strength of red fir, in cooperation with the University of Oregon 

 J. B. KNAPP, Eugene. 

 Pennsylvania 



Experiments in treating mine timbers, in cooperation with the Philadelphia 

 and Reading Coal and Iron Company JOHN M. NELSON, jr., care Philadelphia 

 and Reading Coal and Iron Company, Pottsville. 

 Utah- 



Study of the uses of dead and mature timber on forest reserves J. D. WARNER, 

 Washington, D. C. 

 Virginia- 



Experiments in grading, seasoning, and treating cross-arms, in cooperation with 

 the American Telephone and Telegraph Company M. C. JENSEN, Norfolk. 

 Washington 



Tests of western hemlock and other forest-reserve timbers, in cooperation 

 with the University of Washington ROLF THELEN, Seattle. 



Seasoning and treating experiments on red fir, tamarack, and cedar cross-ties, 

 Tacorna and Pasco, Wash., and Sand Point, Idaho, in cooperation with the North- 

 ern Pacific Railway Company H. B. EASTMAN, 718 North K street, Tacoma ; 

 assistant W. H. KEMPFER. 

 General Studies 



Collection of statistics of forest products for year 1906, in cooperation with the 

 Bureau of the Census H. M. HALE, Washington, D. C. ; GEORGE K. SMITH, Vic- 

 toria Building, St. Louis, Mo. 



Study of lumber prices A. H. PIERSON and E. H. FROTHINGHAM, Washington, 

 D. C. 



Study of commercial processes of wood distillation W. C. GEEB, New Haven, 

 Conn. 



Study of woods used in the vehicle industry H. B. HOLROYD, Washington, 

 D. C. 



Study of preservative treatment of piling. C. S. SMITH, West Pascagoula, Miss. 



PUBLICATION AND EDUCATION. 



HERBEKT A. SMITH, Editor, in Charge. 



Silvics, RAPHAEL ZON. 

 Review, FIN OLE Y BURNS. 

 Information, TREADWELL CLEVELAND, Jr. 

 Education, HERBERT A. SMITH. 

 Printing, QUINCY R. CRAFT. 



Bulletin 71. Rules and Specifications for the Grading of Lumber. 

 Circular 48. Kiln Drying Hardwood Lumber. 



Circular 49. Timber used in the Mines of the United States in 1905. 

 Press Bulletin 141. Prolonging the Life of Mine Props. 



New England 



Location and care of permanent sample plats; preparation of report W. 

 STERRETT, Washington, D. C. 



