1. Energy spectrum and the absolute flux of various celestial X-ray sources

   • U. R. Rao
   • E. V. Chitnis
   • U. B. Jayanthi

   OriginalPaper Pages: 257 - 274

2. Piezo-rotatory coefficients and stress-induced optical activity

   • G. S. Ranganath
   • S. Ramaseshan

   OriginalPaper Pages: 275 - 291

3. Alkylation and aralkylation of N-heterocycles

   • K. Kondal Reddy
   • N. V. Subba Rao

   OriginalPaper Pages: 292 - 299

4. Raman and infrared spectra and normal vibrations of N-methylpropionamide and N-deuterated N-methyl propionamide

   • P. Usha Bai
   • K. Venkata Ramiah

   OriginalPaper Pages: 300 - 315