Intervalic Improvisation by Walt Weiskopf

Ton Derksen: Van kwaad tot erger 3 saxofoon

Ton Derksen: Van kwaad tot erger 2 saxofoon

Ton Derksen: Dynamic Duets 1 alt- & tenorsax

Ton Derksen: Dynamic Duets 1 gelijk gestemde instrumenten

Ton Derksen: Van kwaad tot erger 1 saxofoon

Work Swop alt- & tenorsax

Jazz Play Along vol. 176: Johnny Mercer

Jazz Play Along vol. 174: Tin Pan Alley

Jazz Play Along vol. 172: Pop Standards

Jazz Play Along vol. 170: Ultimate Jazz Standards

Jazz Play Along vol. 168: Tadd Dameron

Jazz Play Along vol. 166: Ornette Coleman

Jazz Play Along vol. 164: Herb Alpert

Jazz Play Along vol. 163: John Coltrane Standards

Jazz Play Along vol. 161: Dave Brubeck

Jazz Play Along vol. 159: Mozart

Jazz Play Along vol. 157: Hymns

Jazz Play Along vol. 152: J.J. Johnson

Jazz Play Along vol. 150: Jazz Improv Basics

Jazz Play along vol. 149: John Coltrane - Giant Steps

Jazz Play Along vol. 148: John Coltrane – Favorites

Jazz Play Along vol. 145: Country Standards