pont ic ▁territory , ▁in ▁the ▁south - western ▁corner ▁of ▁R ha et ia . ▁The ▁area ▁to ▁the ▁south , ▁including ▁what ▁was ▁to ▁become ▁the ▁In sub rian ▁capital ▁Medi olan um ▁( mod ern ▁Milan ), ▁was ▁E tr us can ▁around ▁ 6 0 0 - 5 0 0 ▁BC , ▁when ▁the ▁Le pont ii ▁began ▁writing ▁tomb stone ▁ins cri ptions ▁in ▁their ▁alphabet , ▁one ▁of ▁several ▁E tr us can - der ived ▁al ph ab ets ▁in ▁the ▁R ha et ian ▁territory . ▁ ▁See ▁also ▁ ▁Le pont ic ▁language ▁▁ ▁Can egr ate ▁culture ▁ ▁Cel ts ▁in ▁the ▁Al ps ▁and ▁Po ▁Valley ▁ ▁C is al pine ▁Ga ul ish ▁ ▁Gol ase cca ▁culture ▁ ▁An cient ▁pe op les ▁of ▁Italy ▁ ▁Notes ▁ ▁S ources ▁P I AN A ▁AG OST IN ET TI ▁P . ▁ 1 9 7 2 , ▁Document i ▁per ▁la ▁proto st oria ▁della ▁Val ▁d ’ O ss ola . ▁San ▁Bern ardo ▁d ’ Or nav asso ▁e ▁le ▁altre ▁ne c rop oli ▁pr er om ane , ▁Milano . ▁Tib ile tt i ▁Bruno , ▁M . ▁G . ▁( 1 9 7 8 ). ▁" L ig ure , ▁le pon z io ▁e ▁gall ico ". ▁In ▁Pop oli ▁e ▁civ ilt à ▁dell ' Italia ▁ant ica ▁vi , ▁L ing ue ▁e ▁d iale tt i , ▁ed . ▁A .