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Qb 6 



BULLETIN OF THE UNIVERSITY OF KANSAS 



Vol. XVIII 



JANUARY 15, 1917 



No. 2 



Science Bulletin, 



Vol. X, Nos. I to 15, Inclusive 



(CoDtinaation of K&nsas University Quarterty) 



LAWRENCE, KANSAS 



Published Semimonthly from January to June and Monthly from Jiily to 

 December, inclusive, by the University of Kansas 



Entered as second-class matter December 29, 1910, at the post ofiSce at Lawrence, Kansas, 



under the act of July 16, 1894. 



7-111 



