STUDIES ON MUSEUMS AND KINDRED INSTITUTIONS. 



499 



dark rooms with heliostut, i)ri.siii,s, etc., for tlie purpose of studying- 

 the eti'ects of monochroniatic light upon living organisms, etc. In the 

 third and fourth stories are laboratories for ph3^siological chemistr}', 

 vivisection rooms, etc. In the institute special attention is given to 

 the study of comparative physiology, and the completeness and excel- 

 lence of its appointments for this purpose can not easily be surpassed. 

 The Ilxdl Anatomical Lahoratory has four stories, and is 131 feet 

 long and 55 feet wide. The studies here embrace human anatomy, 

 histolog}, histog-enesis, microscopic anatom}^, embryologj', and espe- 

 cially neurology and experimental psychology. In the ])asement is 

 a cold-storage room, a cremator}', a bone room, etc. The first story 

 is devoted to psychology % with a collection of instruments that cost 



Fiti. 75.— llnivertiity of Chicago. Hull Physiological Laboratory. 



over $2,000, among which are instruments of Helmholtz, Du Bois- 

 Reymond, Ludwig, Hering, Kviline, Ewald, Konig (I cite onl}' a few 

 Germans), and many others, and to histology. There is also a photo- 

 graphic workroom, etc. In the second story are other rooms for 

 histolog}' and neurology, which is here especialh'^ cultivated. In the 

 third story is a large lecture hall and dissecting rooms for human 

 anatom}'. In the fourth story is a vivarium and laboratories for special 

 research. 



YERKES ASTRONOMICAL OBSERVATORY. 



The Yerkes Observ-atory is situated about 75 miles from Chicago on 

 Geneva Lake, Wisconsin, and about 1\ miles from Williams Ba}', a 

 little town on the lake. It was founded in 1894 by Charles T. Yerkes, 



