ECONOMIC WOODS OF THE UNITED STATES 113 



BUTTRICK, P. L. : Commercial Uses of Chestnut. Amer. For., 21 : 262 : 960- 

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BUTTRICK, P. L. : Chestnut as a Pulp Wood. Pulp and Paper Mag., Nov. 

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ASHE, W. W.: Chestnut in Tennessee. Bui. 10, B, Tenn. Geol. Survey, 

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ZON, RAPHAEL: Chestnut in Southern Maryland. Bui. 53, U. S. Bur. For., 

 1904. 



LAVAILLE, J. B. : Le Chataignier, Paris, 1906. 



SUDWORTH, GEORGE B., AND MELL, C. D.: The Identification of Important 

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RECORD, SAMUEL J.: An Easy Identification of the Oaks. Hardwood 

 Record, Dec. 25, 1914, p. 23. 



Ross, A. H. D.: The Commercial Importance of Oak. Can. Lumberman 

 and Woodworker, 35: 17: 28-30, Sept. 1, 1915. 



BAILEY, IRVING W.: Notes on the Wood Structure of the Betulacese 

 and Fagacese. For. Quarterly, 8: 2: 178-190, June 1910. 



BAILEY, IRVING W. : On the Origin of the Broad Ray in Quercus. Bot. Gaz., 

 49:3:161-167, Mch. 1910. 



BAILEY, IRVING W.: Reversionary Characters of Traumatic Oak Woods. 

 Bot. Gaz., 50: 5: 374-380, Nov. 1910. 



GROOM, PERCY: The Evolution of the Annual Ring and Medullary Rays of 

 Quercus. Annals of Botany, 25: 983-1004, Oct. 1911. 



ABROMEIT, JOHANNES: Ueber die Anatomic des Eichenholzes. Berlin, 

 1884. 



3l Quercus alba: 



GREELEY, W. B., AND ASHE, W. W.: White Oak in the Southern Appala- 

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LANGDON, LADEMA M.: The Ray System of Quercus alba. Bot. Gaz., 

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DETWILER, SAMUEL B. : The American White Oak. Amer. For., 22: 265: 3- 

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32 Quercus prinus: 



FOSTER, H. D., AND ASHE, W. W.: Chestnut Oak in the Southern Appa- 

 lachians. Cir. 135, U. S. Forest Service, 1906. 



BRUSH, W. D.: Utilization of Elm. Bui. No. 683, U. S. Dept. Agr., 1918. 

 RECORD, SAMUEL J.: The Wood of the Elms. Barrel and Box, Nov. 10, 

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americana: 



DETWILER, SAMUEL B.: The American Elm. Amer. For., 22: 269: 259- 

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Ulmus racemosa: 



FROTHINGHAM, E. H.: Rock Elm. Journ. Forestry, 16: 7: 834-836, Nov.: 

 16: 8: 950, Dec. 1918. 



