Associate editors (continued) 

 LEO KESSEL, Mt. Sinai Hospital 

 CLINTON B. KNAPP, General Memorial Hospital 

 ELSIE A. KUPFER, IVadleigh High School 

 MARGUERITE T. LEE, Girls High School 



CHARLES C. LIEB, Department of Pharmacology, Columbia University 

 MABEL C. LITTLE, Neiv York Polyclinic Hospital 

 RALPH W. LOBENSTINE, Bellevue Hospital 

 DANIEL R. LUCAS. St. Joseph's Hospital 



CHESTER A. MATHEWSON, Brooklyn Training School for Teachers 

 WILLIAM H. McCASTLINE, Teachers College, Columbia University 

 MARY G. McCORMICK, Teachers College. Columbia University 

 MRS. ELLEN BEERS McGOVVAN, Teachers College, Cohimhia University 

 GUSTAVE M. MEYER, Rockefeiler Institute for Medical Research 

 JESSIE A. MOORE, RockefcUer Institute for Medical Research 

 HERMANN J. MULLER, Corncll University Medical School 

 B. S. OPPENHEIMER, Department of Pathology, Columbia University 

 RAYMOND C. OSBURN. New York Aquarium 



CHARLES PACKARD, Department of Zoology, Columbia University 

 ALWIN M. PAPPENHEIMER, Department of Pathology, Columbia University 

 EDWARDS A. PARK, Department of Mediane, Columbia University 

 CHARLES H. SANFORD, German Hospital 

 WINFIELD S. SCHLEY, St. Luke's Hospital 

 OSCAR M. SCHLOSS, New York Nursery and Child's Hospital 

 MAX SCHULMAN, Department of Applied Thernpeutics, Columbia University 

 H. VON W. SCHULTE, Department of Anatomy, Columbia University 

 CARL ALOIS SCHWARZE, Department of Botany, Columbia University 

 FRED J. SEAVER, New York .Botanical Garden 



LEANDER H. SHEARER, Department of Physiology, Columbia University 

 RALPH G. STILLMAN, New York Hospital 

 CHARLES R. STOCKARD, Cornell University Medical School 

 WM. K. TERRIBERRY, Department of Physiology, Columbia University 

 F. T. VAN BEUREN, Vanderbilt Clinic, Columbia University 

 GEORGE W. VANDEGRIFT, Cornell University Medical School 

 SADIE B. VANDERBILT, Teachers College, Columbia University 

 CHARLES H. VOSBURGH, Jamaica High School 

 WILBUR WARD, Department of Gynecology, Columbia University 

 WILLIAM WEINBERGER, Lebanon Hospital 

 FRED S. WEINGARTEN, German Hospital 



JULIUS W. WEINSTEIN, Vanderbilt Clinic, Columbia University 

 HARRY WESSLER, Mt. Sinai Hospital 



H. B. WILCOX, Department of Diseases of Children, Columbia University 

 WILLIAM H. WOGLOM, St. Luke's Hospital 



I. OGDEN WOODRUFF, Department of Mediane, Columbia University 

 iLocal members of the Columbia University Biochemical Association) 



ASSISTANT EDITORS 



HERMAN M. ADLER, Danvers State Hospital, Hathorne, Mass. 



JOHN S. ADRIANCE, Williams College, Williamstoxvn, Mass. 



CARL L. ALSBERG, Bureau of Plant Industry, U. S. Dep't. of Agriculture 



LOUIS BAUMANN, University Hospital, Iowa City, Iowa 



GEORGE D. BEAL. University of Illinois, Urbana, IlL 



CORA J. BECKWITH, Vassar College, Poughkeepsie, N. Y. 



WILLIAM N. BERG, Bureau of Animal Industry, U. S. Dep't of Agriculture 



JOSEPHINE T. BERRY, State College, Pullman, Washington 



