6 PREFACE. 



Dr. Fred R. Jouett and Dr. F. J. Goodridge of Cambridge, 

 Mass., at the Cambridge School of Nursing, and by Dr. 

 Vivian Daniel of Watertown at the Waltham Training 

 School for Nurses. 



I wish particularly to express my gratitude and ap- 

 preciation for the kind and helpful criticism given me 

 by Dr. Eugene A. Darling, Assistant Professor of 

 Physiology, Harvard College. 



ANNETTE FISKE. 



May, 1911. 



