1. On a problem of the tetrahedron

   • K. Venkatachaliengar

   OriginalPaper Pages: 257 - 260

2. Derivatives of 1-hydroxy-2-naphthoic acid

   • S. N. Rao

   OriginalPaper Pages: 261 - 264

3. The electro-static forces and the elasticity constants

   • B. Y. Oke

   BriefCommunication Pages: 265 - 265

4. C-alkyl resorcinols

   • R. C. Shah
   • B. V. Samant

   OriginalPaper Pages: 266 - 268

5. A note on Narasinga Rao’s problem relating to tetrahedra

   • K. S. K. Iyengar

   OriginalPaper Pages: 269 - 278

6. The volume of a tetrahedron, the areas of the faces being given

   • Faqir Chand Auluck

   BriefCommunication Pages: 279 - 281

7. Technique of the painting process in the temple of vijayalaya cholisvaram in the Pudukkottai State

   • S. Paramasivan

   OriginalPaper Pages: 282 - 292

8. Question of invariance in the neutrino theory of light

   • B. S. Madhava Rao

   BriefCommunication Pages: 293 - 295

9. Reactivity of the double bond in coumarins and related α: β-unsaturated carbonyl compounds

   • S. Rangaswami
   • V. Subba Rao
   • T. R. Seshadri

   OriginalPaper Pages: 296 - 303