BHU TO CARRY OUT SCIENTIFIC STUDY ON ANCIENT KNOWLEDGE SYSTEM OF HAEMATITE MATERIALS USED IN THE ROCK ART OF KAIMUR RANGEAjeenkya Dy Patil Un… · 17:37 21 Dec 2022VARANASI : The study of rock art started in India long back soon after its discovery in 1867. However, it is limited to only discovery, preliminary documentation (without the application of… Read More