UNITED STATES DEPARTMENT OF AGRICULTURE 

 BULLETIN No. 909 



Contribution from the Forest Service 

 WILLIAM B. GREELEY, Forester 



Washington, D. C. 



PROFESSIONAL PAPER 



January 17, 1921 



UTILIZATION OF BLACK 

 WALNUT 



By 

 WARREN D. BRUSH, Scientific Assistant 



CONTENTS 



Page 



Introduction 1 



Properties of the Wood 2 



Insect and Fungus Attack ......... 6 



Supply 7 



Demand 21 



Utilization by Industries 22 



Export ....-..• 74 



War-time Utilization 76 



Summary of General Market Conditions .79 



Marketing Walnut Timber • 80 



Summary and Conclusions . . . . •'..'• • • 85 



Appendix: Detailed List of Uses .88 



* WASHINGTON 

 GOVERNMENT PRINTING OFFICE 

 1921 



