1. Anthraquinone series

   • S. G. Bedekar
   • B. D. Tilak
   • K. Venkataraman

   OriginalPaper Article: 236

2. Studies in colloid optics

   • P. K. Katti

   OriginalPaper Article: 216

3. Nuclear oxidation in flavones and related compounds

   • K. Visweswara Rao
   • T. R. Seshadri

   OriginalPaper Article: 210

4. A new effect of hydrogen bond formation (chelation)

   • G. S. Krishna Rao
   • K. Visweswara Rao
   • T. R. Seshadri

   OriginalPaper Article: 198

5. Constitution of oroxylin-A and synthesis of its diethyl-ether

   • L. Ramachandra Row
   • V. D. Nageswara Sastry
   • T. R. Thiruvengadam

   OriginalPaper Article: 189

6. Elastic behaviour of quartzite and fused quartz

   • R. V. G. Sundara Rao

   OriginalPaper Article: 185

7. Interaction of nitrogen and sulphur under silent electrical discharge: Production of a reverse change

   • G. S. Deshmukh
   • S. Sirsikar

   OriginalPaper Article: 175

8. A note on the aromatic principle ofTylophora indica (Burm. f.) Merr.

   • P. S. Rao

   BriefCommunication Article: 173

9. Umbilical projection in four dimensional space S₄

   • Sahib Ram Mandan

   OriginalPaper Article: 166

10. 6∶7-benzocoumaranone

    • Nity Anand
    • K. Venkataraman

    OriginalPaper Article: 160

11. A new synthesis of 4-hydroxycoumarins

    • Nity Anand
    • K. Venkataraman

    OriginalPaper Article: 151