ASSOCIATES OF THE INSTITUTION. 



HEADS OF DEPARTMENTS OF RESEARCH. 



Loms A. Baxter, Director, Department of Terrestrial Magnetism. 



Francis G. Benedict, Director, Nutrition Laboratory, 



Benjamin Boss, Director, Department of Meridian Astrometry. 



Charles B. D.wenport, Director, Department of Experimental Evolution. 



Arthur L. Day, Director, Geophysical Laborator3^ 



George E. Hale, Director, Mount Wilson Solar Observatory. 



J. Franklin Jameson, Director, Department of Historical Research. 



Daniel T. MacDougal, Director, Department of Botanical Research. 



*Franklin p. Mall, Director, Department of Embryology. 



Alfred G. Mayer, Director, Department of Marine Biology. 



OTHER INVESTIGATORS PRIMARILY CONNECTED WITH THE INSTITUTION. 



William Churchill, Associate in Primitive Philology. 



Frederic E. Clements, Associate in Ecologj'. 



Oliver P. Hay, Associate in Paleontology. 



Elias A. LoEW, Associate in Paleography. 



Sylvanus G. Morley, Associate in American Archeology. 



Esther B. Van Deman, Associate in Roman Archeology. 



George R. Wieland, Associate in Paleontology. 



INVESTIGATORS PRIMARILY CONNECTED WITH OTHER ORGANIZATIONS. 



C.uiL Barus (Brown University), Research Associate in Physics. 



Henry Bergen, Research Associate in Literature. 



V. Bjerknes (University at Bergen, Norway), Research Associate in Meteorology. 



E. C. Case (University of Michigan), Research Associate in Paleontology. 

 W. E. Castle (Harvard University), Research Associate in Biology. 



T. C. Chamberlin (University of Chicago), Research Associate in Geology. 



J. C. W. Frazer (Johns Hopkins University), Research Associate in Chemistry. 



John F. Hayford (Northwestern University), Research Associate in Physics. 



Henry M. Howe (Columbia University), Research Associate in Metallurgy. 



L. B. Mendel (Yale University), Research Associate in Physiological Chemistry. 



T. H. Morgan (Columbia University), Research Associate in Biology. 



FHANK MoRLEY (Johns Hopkins University), Research Associate in Mathematics. 



H. N. Morse (Johns Hopkins University), Research Associate in Chemistry. 



F. R. Moulton (University of Chicago), Research Associate in Mathematical Physics. 

 E. L. Nichols (Cornell University), Research Associate in Physics. 



A. A. NoYES (Massachusetts [Institute^ !of Technology), Research Associate in Chemistry. 

 Thomas B. Osborne (Connecticut Agricultural Experiment Station), Research Associate 



in Physiological Chemistry. 

 H. L. Osgood (Columbia University), Research Associate in History. 

 T. W, Richards (Harvard University), Research Associate in Chemistry. 

 H. C. Sherman (Columbia University), Research Associate in Chemistry. 

 Edgar F. Sahth (University of Pennsylvania), Research Associate in Chemistry. 

 John S. P. Tatlock (Leland Stanford Junior University), Research Associate in Literature. 



*Died November 17, 1917. 



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