﻿LITERATURE CITED. 



(1) Anonymous. 



1919. Dipping treatment for prevention of sap stain. In Timberman, 

 v. 20, no. 7, p. 35, illus. 



1919. How to distinguish black asb from commercial white ash lum- 

 ber. In Tech. Notes (U. S. Forest Serv., Forest Products 

 Lab.) No. D-ll. 



(3) Bailey, Irving W. 



1910. Oxidizing enzymes and their relation to "' sap stain " in lumber. 



In Bot. Gaz., v. 50, p. 142-147. 



(4) Betts, Harold S. 



1917. The seasoning of wood. U. S. Dept. Agr. Bui. 552, 28 p., 18 fig., 



8 pi. 



(5) Blair, R. J. 



1919. Fungi which decay weaveshed roofs. (Abstract.) In Phyto- 

 pathology, v. 9, p. 54-55. 



(6) Boyce, J. S. 



1918. Advance rot and latent defects in aeroplane timber. In Aerial 



Age Weekly, v. 7, p. 674-675, 691. Bibliography, p. 691. 



(7) 1918. Detection of decays, advance rots and other defects in wood. 



In Bur. Aircraft Production, Inspection Manual, QT-16, 6 p. 



(8) 1920. The dry-rot of incense cedar. U. S. Dept. Agr. Bui. 871, 58p., 



3 fig., 3 pi. Literature cited, p. 57-58. 



(9) Brick, C. 



1911. Zythia resinae (Fr.) Karst. als unangenehmer Bauholzpilz. In 



Jahresber. Angew. Bot-, Jahrg. 8, 1910, p. 164-170. Biblio- 

 graphical footnotes. 



(10) Brown, H. P. 



1913. Pith-ray flecks in wood. U. S. Dept. Agr., Forest Serv. Oirc. 

 215, 15 p., 6 pi. References, p. 14-15. 



(11) Burke, H. E. 



1905. Black check in western hemlock. U. S. Dept. Agr., Bur. Ent. 



Circ. 61, 10 p., 5 fig. 



(12) Dunlap, Frederick. 



1906. Kiln-drying hardwood lumber. U. S. Dept. Agr., Forest Serv. 



Circ. 48, 19 p., 4 fig. 



(13) 1914. Density of wood substance and porosity of wood. In Jour. Agr. 



Research, v. 2, p. 423-428. 



(14) Exner, Wilhelm Franz. 



1912. Die technischen Eigenschaften der Holzer. In Handbuch der 



Forstw. Aufl. 3, Bd. 2, p. 342-442, 3 fig. Tubingen. Biblio- 

 graphical footnotes. 



(15) Fuchs, Gilbert. 



1905. "Uber das Ringeln der Spechte und ihr Verhalten gegen die 

 kleineren Forstschadlinge. In Natiirw. Ztschr. Land-u. 

 Forstw., Jahrg. 3, p. 317-341, 7 fig., pi. 7. Bibliographical 

 footnotes. 



(16) Glover, H. M. 



1919. Spruce red wood. In Indian Forester, v. 45, p. 243-245. 



45 



