▁H ess ▁and ▁Il ona ▁Kab os ▁and ▁at ▁the ▁Asp en ▁Music ▁Festival ▁with ▁Alexander ▁Un in sky . ▁At ▁the ▁age ▁of ▁ 2 4 , ▁Old ham ▁went ▁on ▁his ▁first ▁European ▁concert ▁tour , ▁which ▁sp anned ▁C open hagen , ▁Zur ich , ▁Os lo , ▁The ▁H ague , ▁and ▁Vienna . ▁In ▁ 1 9 6 1 , ▁he ▁made ▁his ▁New ▁York ▁City ▁debut ▁at ▁The ▁Town ▁Hall . ▁He ▁later ▁performed ▁at ▁both ▁Phil harm onic ▁Hall ▁( l ater ▁renamed ▁A very ▁Fish er ▁Hall ) ▁in ▁the ▁Lincoln ▁Center ▁for ▁the ▁Perform ing ▁Arts ▁and ▁at ▁Car neg ie ▁Hall . ▁Cont inu ing ▁European ▁t ours ▁have ▁taken ▁him ▁to ▁Bas el , ▁Amsterdam , ▁Berlin , ▁Br uss els , ▁Dublin , ▁and ▁London . ▁ ▁Begin ning ▁in ▁ 1 9 8 2 , ▁Den ver ▁Old ham ▁built ▁up ▁a ▁library ▁of ▁record ings ▁highlight ing ▁the ▁works ▁of ▁varied , ▁often ▁under re present ed ▁or ▁minor ity ▁American ▁compos ers . ▁The ▁list ▁included ▁compos ers ▁such ▁as ▁Charles ▁Tom lin son ▁Griff es , ▁John ▁Ald en ▁Car p enter , ▁R . ▁Nathan iel ▁D ett , ▁William ▁Grant ▁Still , ▁John ▁Know les ▁Pa ine , ▁and ▁Ang elo ▁Mus ol ino . ▁He ▁also ▁recorded ▁the ▁works ▁of ▁European ▁compos ers ▁Jacques ▁I bert , ▁En rique ▁Gran ados , ▁and ▁Franz ▁Lis zt . ▁Old ham ' s ▁first ▁album ,