Title: 10 Left-Handed Improvisational Etudes for Saxophone, Author: Jeff Coffin
Title: 10 Improvisational Tenor Sax Etudes, Author: Jeff Coffin
Title: 10 Improvisational Alto Sax Etudes, Author: Jeff Coffin
Title: 10 Improvisational Trumpet Etudes, Author: Jeff Coffin
Title: 10 Improvisational Clarinet Etudes, Author: Jeff Coffin
Title: 10 Improvisational Piano Etudes, Author: Jeff S Coffin
Title: 10 Improvisational Flute Etudes, Author: Jeff Coffin