RECORDS OP MEETINGS. 753 



Rnraford Fund the sum of $150 for the purchase and binding of tlie usual 

 periodicals. 



(3) To recommend to the Academy to appropriate from the income 

 of the Ruraford Fund the sum of S50 for the purchase and binding of 

 books relating to liglit and heat, and to reappropriate the unexpended 

 balance of the appropriation made at the last annual meeting for the 

 same purpose. 



(4) To continue the appropriation of S250 made from the income of 

 the Rumford Fund for tlie preparation and distribution of a pamphlet 

 relating to that Fund. 



In accordance with the customary request of the Committee, reports 

 on the progress of their researches have been received from the following 

 persons: C. Barus, F. L. Bishop, D. B. Brace, A. L. Clark, E. B. 

 Frost, G. E. Hale, G. F. Hull, W. J. Humphreys, N. A. Kent, F. A. 

 Laws, R. S. Minor, E. W. Morley, E. C. Pickering, T. W. Richards, 

 R. W. Wood. 



Since the last annual meeting papers have been published as follows 

 at the expense of the Rumford Fund : — 



R. W. Wood. " A Quantitative Determination of the Anomalous 

 Dispersion of Sodium Vapor in the Visible and Ultra- Violet Regions." 



F. A. Saunders. " Some Additions to the Arc Spectra of the Alkali 

 Metals." 



R. W. Wood. "The Achroraatization of Approximately Monochro- 

 matic Interference Fringes by a Highly Dispersive Medium, and the 

 Consequent Increase in the Allowable Path- Difference." 



H. N. Davis. " A PQ Plane for Thermodynamic Cyclic Analysis."' 

 T. W. Richards and A. B. Lamb. '"New Methods of Determining the 

 Specific Heat and the Reaction-Heat of Liquids." 



G. N. Lewis. " Autocatalytic Decomposition of Silver Oxide." 



The Committee has considered the claims of various persons as suit- 

 able candidates to receive the Rumford Premium, but is not prepared 

 to recommend an award. 



Chas. R. Cross, C/iah-man. 



Report of the C. M. Warren Committee. 



The C. M. Warren Committee beg leave to report that on account of 

 the small amount of money at their disposal during the past year, they 

 deemed it wise not to make any grants during the year for research 

 work in chemistry. The amount of money now at the disposal of the 

 Committee for the current fiscal year is, according to the account of 



VOL. XL. — 48 



