OFFICE OF WOOD PRESERVATION. 



CARL G. CRAWFORD, Chief. 



California 



Experiments in seasoning and treating telephone and other poles for electric 

 \vires, in cooperation with electric companies in southern California W. R. 

 WHEATON, Hotel Lillie, Los Angeles ; assistant, O. T. SWAN. 

 Maryland 



Experimental treatment of chestnut telephone poles, in cooperation with the 

 American Telephone and Telegraph Company H. F. WEISS, Parkton; assist- 

 ants, H. A. PAUL and C. J. HUMPHREY. 

 Montana 



The laying of an experimental track with western tamarack and Douglas fir 

 to test the value of seasoning and treating, and various devices for reducing 

 the mechanical w r ear of the rails ; in cooperation with the Northern Pacific 

 Railway Company H. B. EASTMAN, McGowan Hotel, Plains; assistant, W. H. 

 KEMPFEE. 

 Pennsylvania 



Experiments iii 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. 

 Virginia 



Experiments in treating loblolly pine cross arms, in cooperation with the 

 American Telephone and Telegraph Company W. F. SHEBFESEE, Norfolk ; assist- 

 ant, M. C. JENSEN. 

 General Studies 



Study of preservative treatment of piling C. S. SMITH, Washington, D. C. 



Study of creosote production C. L. HILL, Washington, D. C. 



OFFICE OF PUBLICATION. 



FINDJLEY BURNS, Chief. 



Articles, T. CLEVELAND, Jr. 

 Review, FINDLEY BURNS. 

 Printing, QUINCY R. CRAFT. 

 Distribution, BBISTOW ADAMS. 



Circular 79. Control of Forest Fires at McCloud, California. 

 Circular 81. Forest Planting in Illinois. 

 Circular 96. Arbor Day. 



Circular 97. The Timber Supply of the United States. 



Circular 98. Quality and Character of Creosote in Well-Preserved Timbers. 

 Special Circular. Preparation of the Forest Atlas. 



Special Circular. Directions and Specifications for Building Telephone Lines 

 on the National Forests. 



