APPENDIX C. 



It is proposed at this point to devote a few pages to the 

 illustration and brief description of the more important 

 instruments and glassware which go to make up a prac- 

 tical equipment for a physiological laboratory. 



i. Physical Apparatus.* 



l.'TH$ KYMOGRAPH. The basis of the instrumentarium of the 

 physiological laboratory is the kymograph. It is in almost con- 



FIG. 1. Kymograph. 



*For the plates in this section I am indebted to the Chicago Lab- 

 oratory Supply and Scale Co., 29 West Randolph St., Chicago. 



335 



