42 



Preservation of cross-ties from decay in cooperation with the Chicago, Milwaukee 

 and St. Paul Railroad F. M. Bond. 



Resistance of different woods to injection with preservatives H. F. Weiss. 



Fungicidal properties of coal-tar creosote fractions C. H. Teesdale. 



Comparative efficiency of various wood preservatives in cooperation with their 

 manufacturers L. Witt. 



Durability tests on insulator pins in cooperation with the Camp Manufacturing 

 Company F. M. Bond. 



The efficiency of various constituents of coal tar creosote in protecting piling C. 

 H. Teesdale. 



PATHOLOGY (in cooperation with the Bureau of Plant Industry ) C. J. HUMPHREY 

 in charge. 



Collection of wood-destroying fungi and data relative to a timber-disease survey 

 of the United States C. J. Humphrey. 



Study of wood-destroying fungi in pure culture to determine the factors governing 

 their growth and mode of dissemination C. J. Humphrey. 



WOOD UTILIZATION H. S. SACKETT, in charge, Fisher Building, Chicago, III. 



(The figures in the studies below indicate the number of the project.] 



Study of the wood-using industries of Illinois (4) R. E. Simmons, Fisher Building, 

 Chicago, 111. 



Collection of wholesale lumber prices Franklin H. Smith, Fisher Building, Chi- 

 cago, 111. 



Study of woods which may be used as substitutes for the southern junipers in the 

 manufacture of lead pencils (14) H. S. Sackett, Fisher Building, Chicago, 111. 



Study of the woods which may be used in the manufacture of bobbins and shuttles 

 (16) H. S. Sackett, Fisher Building, Chicago, 111. 



Study of the methods of hickory manufacture and utilization (21) C. F. Hatch, 

 Fisher Building, Chicago, 111. 



Study of the suitability of short lengths of cypress for use in the manufacture of 

 tobacco boxes and butter tubs R. E. Simmons, Fisher Building, Chicago, 111. 



Study of the suitability of incense cedar for use in the manufacture of cigar boxes- 

 Franklin H. Smith, Fisher Building, Chicago, 111. 



Study of the effect of freight rates on the disposition of low-grade lumber H. S. 

 Sackett, Fisher Building, Chicago, III. 



Study of the fiber box industry and its effect on the wooden box industry Frank- 

 lin H. Smith, Fisher Building, Chicago, 111. 



Preparation of reports upon the uses of the principal commercial woods Hu Max- 

 well, Fisher Building, Chicago, 111.; W. L. Hall, Madison, Wis. 



Study of the substitution of other materials for wood in various industries Hu 

 Maxwell, Fisher Building, Chicago, 111. 



WASHINGTON OFFICE O. T. SWAN, in charge. 



