Feb., 1915.] The Second Indian Science Congress. evii 
Physics. 
Photographic — in the Study of Elastic Impact.—By 
Mr. 
p am 
Photometry of Diffraction Patterns.—Mr. C. V. Raman. 
A New Apparatus used in the Determination of Young’s 
Modulus and the Measurement of Expansion at High Tem- 
peratures.—By Dr. E. P. Harrison. 
Electric Discharge.—By Dr. D. N. Mallik. 
On the Climate of Kodaikanal.—By Mr. C. Michie Smith, 
C.1.E. 
Areal Waves generated by Impact. i: Dr. any Prasad. 
Sun-Spots and Prominences.—By Mr. J. Eve 
The Ditorent Symemeg of Pes rs, Lines ie to the 
e Series.—By Dr. T. Royds 
The Pes tessnoiits at the Sun’s Limb of Lines coerce to 
Pressure and Density.—By Mr. A. A. Narayana 
The nas Form of Bowed Strings.—By Mr. 8. Ve: 
ite Pita ibwintion with Special Reference to Bhaskara- 
charya and his Work.—By Mr. B. V. Sahai. 
Chemistry. 
Tautomeric Changes in Organic Thio-compounds through the 
Agency of Mercuric Nitrite, heavy Metallic Chlorides and 
Monochloracetic Acid.—By Prof. P. C. Ray, 
Sg of Dimercuriammonium Nitrite and Ethyl Todide. 
on rot. ay, C.I. 
Studies j A Alcoholysis. —By Prof. J. J. Sudborough. 
Replacement of Sulphonic Acid Groups by Chlorine. —By Prof. 
ough. 
J. Sudboro 
Researches on the Conversion of Aliphatic preci into Nitro- 
oe pe and the Reduction of Aliphatic Nitrites into 
-—-By Prof, P. Neogi and Mr. I. rs “Chowh ari. 
Chromo Phosphate. —By cay A. F. Joseph and Mr. W. 
ae, 
‘n Apparatus for Determining 98 Compressibility of Gases 
st at Lo Temperature.—By H. E. Watson 
dies of 8 Constitution of Bicyclic Terpenes. re Mr. R. 
Yee of Tons at 0°. —By Mr. D. Bhattacharyya and Mr. 
ar. 
ea of Alternating Current on Overvoltage.—By Mr. oe 
Resolution of Sulphonyl ar esntel of Alanine.—By Profs. 
Th, Gibson an im 
. Stereochemistry of eedused _Naphthoquinaldines. —By 
Profs. C. §. Gibson and J. L. Simonsen 
