The Hal Leonard Classical Play-Along series will help you play great classical pieces. Listen to the full performance tracks to hear how the piece sounds with an orchestra, & then play along using the accompaniment tracks. The audio CD is playable on any CD player. For PC & Mac computer users, the CD is enhanced so you can adjust the recording to any tempo without changing pitch. Vol 14: Carl Maria von Weber Clarinet Concerto No1, Op73 in Fmin/Fa mineur/f-Moll.