DISEASE GERMS; 



THEIR 



NATURE AND ORIGIN. 



BY 



LIONEL S. BEALE, M.B., F.R.S. 



Felloiv of the Royal College of Physicians ; Physician to 

 King's College Hospital. 



SECOND EDITION. 



TWENTY-EIGHT PLATES CONTAINING MANY COLOURED 

 ' ILLUSTRATIONS. 



LONDON : 



J. & A. CHURCHILL, NEW BURLINGTON STREET. 

 PHILADELPHIA : LINDSAY & BLAKISTON. 



1872. 

 [All Rights Reserved.} 



