i 



LITERATURE CITED 



1. Betts, H. S. 



1945. HICKORY. Jn American Woods. U. S. Dept. Agr. Forest 



Serv. , 10 pp. , illus. 



2. Brown, R. M. , and Gevorkiantz, S. R. 



1934. VOLUME. YIELD, AND STAND TABLES FOR TREE SPECIES IN 



THE LAKE STATES. Univ. Minn. Agr. Expt. Sta. Tech. Bui. 39. 

 208 pp. 



3. Campbell. R. A. 



1955. TREE GRADES AND ECONOMIC MATURITY FOR SOME APPA- 

 LACHIAN HARDWOODS. U. S. Forest Serv. Southeast. Forest 

 Expt. Sta. Paper 53, 22 pp.. illus. 



4. Emmer. R. E. 



1941. VOLUME TABLES FOR SHAGBARK, PIGNUT, AND BITTERNUT 



HICKORIES. U. S. Forest Serv. Cent. States Forest Expt. Sta. 

 Tech. Note 41, 1 p. 



5. Herrick, A. M. 



1956. THE QUALITY INDEX IN HARDWOOD SAWTIMBER MANAGE- 

 MENT. Purdue Agr. Expt. Sta. Bui. 632, 26 pp., illus. 



6. Lake States Forest Experiment Station 



1936. BOARD-FOOT VOLUME TABLES FOR IMPORTANT TIMBER 



SPECIES IN MICHIGAN AND WISCONSIN. U. S. Forest Serv. 

 Lake States Forest Expt. Sta., unnumbered. 



7. Lockard, C. R. . Putnam. J. A., and Carpenter. R. D. 



1950. LOG DEFECTS IN SOUTHERN HARDWOODS. U. S. Dept. Agr. 



Handbook 4, 37 pp., illus. 



8. Schnur, G. L., and Lane, R. D. 



1948. LOG RULE COMPARISON, INTERNATIONALE-INCH, DOYLE, 



AND SCRIBNER. U. S. Forest Serv. Cent. States Forest Expt. 

 Sta. Note 47, 6 pp. 



9. Smith, W. P. 



1952. THE STRIKING TOOL HANDLE AND HANDLE BLANK INDUSTRY 



IN THE TENNESSEE VALLEY AREA. U. S. Tenn. Val. Authority 

 Div. Forest Relations Rpt. 204-52, 19 pp., illus. 



10. U. S. Defense Department 



1956. MILITARY SPECIFICATION, SKIS. MIL. -S- 1779C. U. S. Govt. 



Printing Office. 



11. U. S. Forest Service 



1936. RED HICKORY AS STRONG AS WHITE HICKORY. Forest Prod. 



Lab. Tech. Note 171, 2 pp. 



12, 



1953. HARDWOOD LOG GRADES FOR STANDARD LUMBER, PROPOSALS 



AND RESULTS. Forest Prod. Lab. Rpt. D- 1737, 15 pp.. plus 46 

 tables, illus. 



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