 Concerto for Marimba and Orchestra was commissioned by the orchestra in 1993 in conjunction with its centennial celebration . It features solo marimba and a " keyboard " quintet ( piano , harp , celeste , orchestra bells and crotales ) , with parts for flutes , piccolo , oboes , clarinets , bassoons , horns , trumpets , trombones , tuba , timpani , and strings . According to Svoboda , the work took a year to compose and marks the first concerto commissioned by the Oregon Symphony for one of its musicians . Concerto for Marimba and Orchestra is dedicated to DePonte , who encouraged Svoboda to compose a marimba concerto . For the album 's liner notes , Svoboda wrote : 
