s. 



A 



TEXT-BOOK 



OF 



HISTOLOGY 



ARRANGED UPON AN EMBRYOLOGICAL BASIS 



BY 



DR. FREDERIC T. LEWIS 



ASSISTANT PROFESSOR OF EMBRYOLOGY AT THE HARVARD MEDICAL SCHOOL 



f AND 



DR. PHILIPP STOHR 



FORMERLY PROFESSOR OF ANATOMY AT THE UNIVERSITY OF WURZBURG 



Being the Seventh American Edition of StQhr's Histology 

 From the Fifteenth German Edition, edited by Dr. O. Schultze 



PHILADELPHIA 



P. BLAKISTON'S SON & CO. 



1012 WALNUT STREET 



