Edimation of Acidity. 71 



By J. M. LEWIS, D.D.Sc, Melb. 

 [Art. XV., Proc. Koy. Soc. Victoria, 33 (N.S.), 1921]. 



Owing to a number of errors having escaped correction by the 

 author, the Council has agreed to its separate issue with alterations 

 and certain additions. Those specially interested in the subject may 

 obtain a copy on application to the author, Dental College, Melbourne. 



END OF VOLUME XXXIV., PART L 

 [Issued 31st Oci'ober, 1921]. 



