▁pe aks , ▁with ▁a ▁large ▁dol er ite ▁trap ▁dy ke ▁running ▁along ▁its ▁axis . ▁Pet rog lyph s ▁belonging ▁to ▁different ▁periods , ▁from ▁the ▁ne ol ith ic ▁to ▁the ▁modern ▁day , ▁can ▁be ▁found ▁bru ised ▁or ▁eng ra ved ▁on ▁the ▁black ▁rocks ▁all ▁along ▁the ▁dy ke . ▁A ▁heavy ▁concentration ▁of ▁rock ▁art ▁is ▁seen ▁where ▁the ▁dy ke ▁emer ges ▁across ▁the ▁upper ▁northern ▁peak ▁of ▁the ▁hill . ▁ ▁Red isc overy ▁The ▁site ▁was ▁first ▁reported ▁in ▁the ▁A si atic ▁Qu arter ly ▁Review ▁in ▁ 1 8 9 2 ▁( F aw c ett ). ▁The ▁report ▁included ▁a ▁brief ▁summary ▁by ▁F aw c ett ▁along ▁with ▁hand ▁sketch es ▁by ▁S ew ell . ▁It ▁is ▁also ▁mentioned ▁by ▁Fo ote ▁in ▁his ▁ 1 9 1 6 ▁volume ▁on ▁the ▁Pre histor ic ▁and ▁Pro to histor ic ▁Anti qu ities ▁of ▁India . ▁But ▁subsequent ▁expl or ers ▁who ▁tried ▁to ▁trace ▁it ▁were ▁unable ▁to ▁do ▁so . ▁Br ief ▁descri ptions ▁of ▁the ▁site ▁by ▁Sub bar ao ▁( Sub bar ao , ▁ 1 9 4 7 ), ▁Gordon ▁( 1 9 5 1 ) ▁and ▁Pad ay ya ▁( 1 9 7 3 ) ▁appeared , ▁but ▁the ▁site ▁itself ▁remained ▁lost . ▁A ▁few ▁pictures ▁of ▁the ▁site ▁had ▁also ▁been ▁taken ▁in ▁the ▁ 1 9 th ▁Century , ▁but ▁the ▁original s ▁were ▁either ▁lost , ▁or ▁allowed