1. Experiments on the radial variation of critical velocity of water in tubes of circular cross-section

   • D. L. Deshpande

   OriginalPaper Pages: 37 - 46

2. Effect of surface-active agents on indicators

   • T. Krishnappa
   • K. S. Gururaja Doss
   • B. Sanjiva Rao

   OriginalPaper Pages: 47 - 59

3. Constitution of kanugin—Part II

   • S. Rajagopalan
   • S. Rangaswami
   • T. R. Seshadri

   OriginalPaper Pages: 60 - 66

4. A note on spectral intensity changes in high-frequency glow discharge in air

   • N. R. Tawde
   • G. K. Mehta

   BriefCommunication Pages: 67 - 69

5. Radiation balance of the lower stratosphere

   • R. V. Karandikar

   OriginalPaper Pages: 70 - 96

6. Synthesis of 5∶6-hydroxy-flavonols part III

   • S. Rajagopalan
   • L. Ramachandra Row
   • T. R. Seshadri

   OriginalPaper Pages: 97 - 101

7. Evidence for the existence of the “emission layer” in the atmosphere

   • R. Ananthakrishnan

   OriginalPaper Pages: 102 - 113