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DR. N. S. LUCAS ON 



still aerated, in contradistinction to pneumonia, where they are 

 consolidated. 



The latter represents a state of affairs where the alimentary 

 tract shows various stages of inflammation, varying from bright 

 red to purple, with sloughing of the mucous membrane. 



The rarity of pleurisy among mammals referred to in my 

 report for 1920 is still maintained. There have been no cases 

 of this disease in either 1921 or 1922. 



Table of Causes of Death. 



