1. Raman spectra of methyl alcohol, ethyl alcohol andn-heptane

   • P. K. Narayanaswamy

   OriginalPaper Article: 121

2. Birefringence of crystals and its temperature-variation

   • G. N. Ramachandran

   OriginalPaper Article: 114

3. The scattering of polarised light beams in birefringent solids

   • V. Chandrasekharan

   OriginalPaper Article: 110

4. Photo-elastic effect in crystals

   • S. Bhagavantam
   • D. Suryanarayana

   OriginalPaper Article: 97