▁under ▁teachers ▁such ▁as ▁José ▁Clement e ▁O roz co , ▁Fernando ▁Le al , ▁S ó sten es ▁Or te aga ▁and ▁Raz iel ▁Cab ild o . ▁ ▁P ared es ▁Lim ón ▁illustrated ▁numerous ▁books ▁and ▁worked ▁on ▁various ▁pam ph lets , ▁mag az ines ▁and ▁other ▁publications ▁for ▁the ▁cultural ▁movements ▁that ▁emer ged ▁in ▁Mexico ▁in ▁the ▁ 1 9 3 0 s ▁and ▁ 1 9 4 0 s . ▁He ▁was ▁in ▁charge ▁of ▁the ▁section ▁on ▁fine ▁arts ▁in ▁the ▁magazine ▁Fr ente ▁a ▁Fr ente . ▁He ▁was ▁a ▁member ▁of ▁the ▁Liga ▁de ▁Esc rit ores ▁y ▁Art istas ▁Revol ucion arios , ▁with ▁which ▁he ▁experiment ed ▁with ▁different ▁eng ra ving ▁techniques . ▁When ▁this ▁dis integr ated , ▁he ▁founded ▁the ▁T aller ▁de ▁Gr á fica ▁Popular ▁along ▁with ▁Gabriel ▁Fernández ▁L edes ma , ▁Pablo ▁O ' H igg ins , ▁Áng el ▁Bra cho , ▁Ra úl ▁An gu iano ▁and ▁Leopold o ▁Mé nd ez . ▁Later , ▁he ▁joined ▁and ▁became ▁president ▁of ▁the ▁Mexican ▁Society ▁of ▁Eng ra vers ▁and ▁the ▁National ▁League ▁of ▁Pl astic ▁Arts . ▁ ▁He ▁had ▁individual ▁exhib its ▁of ▁his ▁work ▁in ▁Hav ana ▁in ▁ 1 9 5 2 , ▁Chap ul te pec ▁Gallery ▁in ▁Mexico ▁City ▁in ▁ 1 9 6 1 , ▁the ▁Sal ón ▁de ▁la ▁Pl ást ica ▁Mex icana ▁( of ▁which ▁he ▁was ▁a ▁member ) ▁in ▁ 1