xviii MINUTES. 



Prof. William Duane read a paper on " The Activities of the 

 Radium and X-Ray Plants of the Cancer Commission of Harvard 

 University," which was discussed by Doctors Keller, Keen, Good- 

 speed, and Reese. 



The dates of the General Meeting of 1923 were fixed for April 19, 

 20, and 21. 



