Periodical Literature 103 



Structural Qualities of British Columbia Fir (Pseudotsuga 

 taxifolia). By H. R. MacMillan. (Special Paper.) Reprinted 

 from Minutes of Proceedings of the South African Society of 

 Civil Engineers. Cape Town, S. A. 1915. Pp. 15. 



Report of the Agricultural Department, St. Lucia, 191^-15. 

 Issued by the Imperial Commission of Agriculture for the West 

 Indies. Barbadoes. 1914. Pp. 33. 



Report of the Agricultural Department, St. Lucia, 1Q14-15. 

 Issued by the Imperial Commission of Agriculture for the West 

 Indies. Barbadoes. 1915. Pp. 30. 



Waldhrandversicherung. Ein Leitfaden fiir die Versicherungs- 

 nahme und Schadenregulierung. Von Dr. C. Ludwig. Aachen. 

 1914. Pp. 80. Mk. 2.50. 



Die Bodenkolloide. Bitte Brgdnzung fiir die iiblichen Lehr- 

 bilcher der Bodenkunde. Von Dr. P. Ehrenberg. Dresden and 

 Leipzig. Pp. 563. Mk. 14.50. 



Contains the essentials of the new chemistry of colloids. 



Biologic der Pflansen. Von R. v. Wiesner. 3d (increased) 

 edition. Vienna. K. 11.40. 



