Roy’s speech

স্যার পি সি রায়কে নিয়ে যা বললো হিন্দুস্তান টাইমস

https://www.hindustantimes.com/inspiring-lives/prafulla-chandra-ray-icon-of-science-pharma-sector/story-ZcsfFRpB94qVb9TisHdK8I_amp.html

PC College History

More about Sir PC Roy

https://en.wikipedia.org/wiki/Prafulla_Chandra_Ray

Atmacharit : written by Sir PC Roy

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The chemical era of India

Sir Prafulla Chandra Roy made chemistry easy and wonderful for Indian subcontinent.

Short bio of PC ROY