1. The structure and optical behaviour of chalcedony

   • A. Jayaraman

   OriginalPaper Pages: 441 - 449

2. On a class of stochastic integro-differential equations

   • Alladi Ramakrishnan
   • P. M. Mathews

   OriginalPaper Pages: 450 - 466

3. Nuclear reduction of anthoxanthins in the side phenyl nucleus

   • A. C. Jain
   • T. R. Seshadri

   OriginalPaper Pages: 467 - 469

4. Nuclear reduction of anthoxanthins

   • V. N. Gupta
   • A. C. Jain
   • T. R. Seshadri

   OriginalPaper Pages: 470 - 473

5. Anthraquinone and anthrone series

   • B. S. Joshi
   • N. Parkash
   • K. Venkataraman

   OriginalPaper Pages: 474 - 479

6. Nuclear oxidation in flavones and related compounds

   • V. K. Ahluwalia
   • D. S. Gupta
   • T. R. Seshadri

   OriginalPaper Pages: 480 - 494

7. Measurement of ultrasonic velocities in some Indian rocks

   • M. Krishnamurthi
   • S. Balakrishna

   OriginalPaper Pages: 495 - 501

8. Studies on the nature of the racemic modifications of optically active compounds in the solid state

   • Bawa Kartar Singh
   • M. K. Parukutty Amma

   OriginalPaper Pages: 502 - 515

9. Fine structure in the directional intensity of cosmic rays at Hyderabad

   • D. S. R. Murty

   OriginalPaper Pages: 516 - 521

10. The decomposition of hydrogen peroxide by potassium ferrocyanide

    • B. B. Lal

    OriginalPaper Pages: 522 - 533

11. Naphthoquinone series

    • B. Suryanarayana
    • B. D. Tilak

    OriginalPaper Pages: 534 - 539