270 



Study of the wood-using industries of Maryland, in cooperation with the State 

 Board of Forestry Hu MAXWELL, Washington, D. C. 



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

 manufacture of lead pencils H. S. SACKETT, Fisher Building, Chicago, 111. 



Collection of statistics covering the kind and quantity of preservatives used in the 

 United States during 1909; their sources and the classes of material on which they 

 were used H. S. SACKETT, Fisher Building, Chicago, 111. 



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

 H. S. SACKETT, Fisher Building, Chicago, 111. 



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

 WELL, Washington, D. C.; W. L. HALL, Washington, D. C. 



Study of the methods of hickory manufacture and utilization C. F. HATCH, 

 Fisher Building, Chicago, 111. 



Study of the mine-roller industry in the United States C. F. HATCH, Fisher 

 Building, Chicago, 111. 



Study of methods of utilization of short lengths of cypress R. E. SIMMONS, Fisher 

 Building, Chicago, 111. 



