1. Editorial

   • S. Ramaseshan

   EditorialNotes Pages: 1 - 1

2. Atmospheric gamma rays in the energy region 40–1000 GeV

   • K C Anand
   • R R Daniel
   • S A Stephens

   Cosmic Physics Pages: 2 - 11

3. Magnetic and electric birefringence in the isotropic phase of nematic liquid crystals

   • N V Madhusudana
   • S Chandrasekhar

   Liquids Pages: 12 - 20

4. High pressure behaviour of liquid caesium

   • T G Ramesh

   Liquids Pages: 21 - 30

5. Plasmon-magnon interaction in magnetic semiconductors

   • G Baskaran
   • K P Sinha

   Solids Pages: 31 - 36

6. Off-diagonal long-range order and currents in weakly coupled superconductors

   • S Rangarajan
   • Sudhanshu S Jha

   Solids Pages: 37 - 47

7. Pressure effects on the semiconductor-semimetal transition in Ti₂O₃

   • B Viswanathan
   • S Usha Devi
   • C N R Rao

   Solids Pages: 48 - 52

8. Local magnetic ordering of Fe impurities in Pd₂MnSn

   • K R P M Rao
   • P K Iyengar

   Solids Pages: 53 - 60