1. Evaluation of the four elastic constants of some cubic crystals

   • C. V. Raman
   • D. Krishnamurti

   OriginalPaper Pages: 111 - 130

2. On hausdorff transformations for double sequences

   • M. S. Ramanujan

   OriginalPaper Pages: 131 - 135

3. Studies in the isoquinoline series

   • T. R. Govindachari
   • K. Nagarajan

   OriginalPaper Pages: 136 - 141

4. Studies on cuticles of Arthropods

   • M. S. Santhanam

   OriginalPaper Pages: 142 - 151

5. Mariposite from belvadi, mysore state

   • M. G. Chakrapani
   • A. Mohamed Khan

   OriginalPaper Pages: 153 - 157

6. Intensity measurements of ultrasonic diffraction orders

   • C. Raghupathi Rao

   OriginalPaper Pages: 158 - 162

7. Corrigenda

   • C. V. Raman
   • K. S. Viswanathan

   Erratum Pages: n1 - n1