THE AUTHOR'S PREFACE 



TO THE 



LAST EDITION, fe 



WHENEVER my booksellers have informed me 

 that a new edition of any of my works was re- 

 quired, I have always gladly seized the opportu- 

 nity of correcting inaccuracies arising either from 

 carelesness or the imperfections of human nature, 

 and of adding in some places and altering in 

 others ; in short, of sending forth the production 

 of my abilities in a more finished state. 



In preparing this new edition of my INSTITU- 

 TIONS of PHYSIOLOGY for the press, the same 

 anxious wish has been considerably heightened by 

 the importance of the subject, and by the appro- 



