836 PROCEEDINGS OF THE AMERICAN ACADEMY. 



It was also voted by the Committee in sequence to an earlier action 

 upon the same matter to present to the Rumford Historical Society 

 of Woburn a replica in bronze of the first medal awarded by the 

 Academy to Dr. Robert Hare in 1839. 



Reports of progress in their several researches have been received 

 from the following persons: Messrs. C. G. Abbot, R. T. Birge, P. W. 

 Bridgman, W. W. Campbell, A. L. Clark, D. F. Comstock, H. Crew, 

 F. Daniels, E. B. Frost, H. C. Hayes, L. J. Henderson, (research 

 finished), H. P. Hollnagel, N. A. Kent, F.'G. Keyes (research finished), 

 L. V. King, C. A. Kraus, A. B. Lamb, G. N. Lewis, R. S. Minor, 

 E. L. Nichols, C. L. Norton, F. Palmer, Jr., J. A. Parkliurst, T. W. 

 Richards, G. W. Ritchey, F. A. Saunders, W. O. Sawtelle, A. W. 

 Smith, J. Stebbins, F. W. Very. 



The following papers have been published in Volume 51 of the 

 Proceedings of the Academy since the last annual meeting with aid 

 from the Rumford Fund: 



No. 2. "Polymorphic Transformations of Solids under Pressure," 

 by P. W. Bridgman. 



No. 12. "Polymorphic Changes vmder Pressure of the Univalent 

 Nitrates," by P. W. Bridgman. 



No. 13. "The Pathological Effects of Radiant Energy on the 

 Eye" by F. H. Verhoeff, and L. Bell, with a systematic R.eview of the 

 Literature by C. B. Walker. 



May 10, 191G. 



Charles R. Cross, Chairman. 



Report of the C. M. Warren Committee. 



The C. M. Warren Committee begs to submit the following report: 

 The balance in the hands of the Committee at the time of its last 

 report was $651. .50. An additional appropriation of $800 was made 

 at the meeting of May 12, 1915, and a further appropriation of $550 

 at the meeting in March, 1916. During the year a grant of $500 

 has been made to Professor James P. Norris for the study of factors 

 which influence the valency of carbon, with the understanding that 

 this sum may be used for the employment of a research assistant, who 

 shall devote substantially all of his time to the research during the 

 period for which payments are made from this grant. A grant of 

 $300 has been made to Dr. Grinnell Jones for his work on the free 

 energy of chemical reactions, with the understanding that a portion 

 of it will be used for necessary apparatus and supplies, and a portion 



