▁a ▁second ▁solo ▁exhibition ▁in ▁ 1 9 5 7 ▁at ▁the ▁Wild en stein ▁Gallery , ▁and ▁he ▁participated ▁in ▁the ▁São ▁Paulo ▁B ienn ale ▁in ▁ 1 9 5 4 ▁and ▁ 1 9 7 3 . ▁The ▁National ▁Academy ▁of ▁Fine ▁Arts ▁awarded ▁Bar rag án ▁the ▁August o ▁Pal anza ▁Prize ▁in ▁ 1 9 7 1 , ▁and ▁in ▁ 1 9 7 7 , ▁he ▁was ▁incorpor ated ▁as ▁a ▁distinguished ▁academic . ▁ ▁Among ▁his ▁sta unch est ▁supp or ters ▁since ▁the ▁F ift ies , ▁art ▁critic ▁and ▁poet ▁Rafael ▁S qu ir ru ▁published ▁a ▁book ▁on ▁the ▁painter ▁in ▁ 1 9 6 0 ▁and ▁many ▁articles ▁on ▁his ▁work ▁over ▁the ▁years . ▁In ▁S qu ir ru ' s ▁work ▁" Cla ves ▁del ▁arte ▁actual ", ▁the ▁artist ▁is ▁thus ▁described : ▁" Re aching ▁ ▁at ▁times ▁the ▁ra pt ures ▁of ▁myst ic ism , ▁Luis ▁Bar rag án ▁continues ▁to ▁be , ▁in ▁Shakespeare ' s ▁words , ▁" c av iar ▁to ▁the ▁general ". ▁ ▁In ▁order ▁to ▁be ▁appreciated , ▁ ▁his ▁a est h etic ▁poly phony ▁requires ▁a ▁degree ▁of ▁concentration ▁not ▁everyone ▁is ▁willing ▁to ▁make . ▁As ▁if ▁em an ating ▁from ▁an ▁atomic ▁battery , ▁Bar rag án ▁ir rad i ates ▁the ▁type ▁of ▁energy ▁which ▁the ▁years ▁will ▁cause ▁to ▁yield ▁fruit , ▁to ▁the ▁glory ▁of ▁the ▁asc etic ▁path ▁he ▁continues ▁to ▁follow