CONTENTS 
Page 
Paihology. — ^The Inplxjence of Degeneration op One Vagus Nerve upon the 
Development of Pneumonia . . . . By S.J. Mdtzer and Martha WoUstein 493 
Zoology.-— On the Ethology of Chiton Tuberculatus 
By W. J. Crazier and L. B. Arey 496 
Zoology.—The Nervous Organization op a Nudibranch 
By L, B. Arey and W. J. Crazier 498 
Genetics.-— Are Genes Linear or Non-Linear in Arrangement? By W. E. Castle 500 
Genetics.—On Variation in Tartary Buckwheat, Fagopyrum Tataricum (L.) 
Gaertn By Jacob Zinn 506 
Physiology. — ^The Effect of Milling on the Digestibility op Graham Flour 
By C. F. Langworthy and H. J. Deuel 514 
Chemistry.— The Ozone Form of Hydrogen By Gerald L. Wendl 518 
Physics.— A Vapor-Free Vacuum Seal By A.E. Pfund 521 
National Research Council.— Minutes of Joint Meetdig of the Executive 
Board of The National Research Council with the Council of the 
National Academy of Sciences 523 
