RECENT ADDITIONS TO THE LIBRARY.- Continued. 



Washington. — United States Coast and Geodetic Survey. Triangu- 

 lation along the Columbia River and the Coasts of Oregon and 

 Northern California. By C. A. Mourhess. (Special Publication 

 No. 31.) Washington, 1915. {Reed. 8/iii./i6.) 



— — . Distribution of the Magnetic Declination in the United 



States for January 1, 1915. By D.,L. Hazard (Special Publica- 

 tion No. 33.) Washington, 191 5. {Reed. 4/111. f 16.) 



Purchased. 



London.— Ray Society. The Principles of Plant-Teratology. By W. C. 

 Worsdell. Vol.1. London, 1915. {Reed. 28/U.I16.) 



. — The British Freshwater Rhizopoda and Ileliozoa. By James 



Cash and others. Vol. III. Rhizopoda, Part III. By G. H. 

 Wailes. London, 1915. {Reed. 28/12. jid.) 



Exchange discontinued. 

 London.— Society of Antiquaries. Archaeologia and Proceedings. 



And the usual Exchanges and Periodicals. 



