Calculation of the infra-red active and Raman inactive frequencies of α quartz Bishambhar Dayal Saksena OriginalPaper Pages: 379 - 382
The threshold potential,light-effect and chemical reactivity under electrical discharge S. S. Joshi OriginalPaper Pages: 389 - 393
Condensation of aldehydes with malonic acid Prem Narain AgarvalKantilal C. PandyaIndra Lal Tripath OriginalPaper Pages: 400 - 404
A method of preparing diffusing screens of definite nebulosities for visibility meters C. S. Karve BriefCommunication Pages: 405 - 407