1. Structure of halogenates of the type A (BO₃)₂·H₂O

   • Gopinath Kartha

   OriginalPaper Pages: 1 - 12

2. Chemical examination of plant insecticides

   • S. Rangaswami
   • B. V. Rama Sastry

   OriginalPaper Pages: 13 - 19

3. Manganese garnets from Chipurupalle area, Vizagapatam District

   • J. S. R. Krishna Rao

   OriginalPaper Pages: 20 - 22

4. Chloramphenicol series

   • A. V. Sunthankar
   • B. D. Tilak
   • K. Venkataraman

   OriginalPaper Pages: 23 - 30

5. Chromones

   • R. M. Naik
   • A. M. Mehta
   • R. C. Shah

   OriginalPaper Pages: 31 - 39

6. Synthetical experiments in the chromone group

   • V. Ramanathan
   • K. Venkataraman

   OriginalPaper Pages: 40 - 44

7. Chemistry of the thiazoles

   • K. Ganapathi
   • K. D. Kulkarni

   OriginalPaper Pages: 45 - 57

8. Chemistry of the thiazoles

   • K. Ganapathi
   • K. D. Kulkarni

   OriginalPaper Pages: 58 - 63

9. On Weber’s differential equation

   • B. S. Popov

   OriginalPaper Pages: 64 - 66

10. Some illustrations of the theory of the Christiansen optical filters

    • M. R. Bhat

    OriginalPaper Pages: 67 - 76

11. Nuclear oxidation in flavones and related compounds

    • L. Ponniah
    • T. R. Seshadri

    OriginalPaper Pages: 77 - 83

12. Studies on south Indian radioactive minerals

    • U. Aswathanarayana

    OriginalPaper Pages: 84 - 92

13. Flux determination on high energy protons by photographic emulsion method

    • D. Lal

    OriginalPaper Pages: 93 - 99