| ID | Interpret | Skladba | Album | |
| 121. | Bruce Arnold | STFIE 027 027 Etude 8 | Set Theory for Improvisation Ensemble Method: Hexatonic 027 027 |  |
| 122. | heinz.irmler | coste.etude.nr.22 | Coste Etude 22 | |
| 123. | Bruce Arnold | STFIE 027 016 Etude 9 | Set Theory for Improvisation Ensemble Method: Hexatonic 027 016 | |
| 124. | Bruce Arnold | STFIE 027 016 Etude 10 | Set Theory for Improvisation Ensemble Method: Hexatonic 027 016 | |
| 125. | Joy Yu Hoffman | Chopin Etude | NU | |
| 126. | Bruce Arnold | STFIE 027 016 Etude 8 | Set Theory for Improvisation Ensemble Method: Hexatonic 027 016 | |
| 127. | Jeremiah Jones | Transcendental Etude No. 1 | Steps To Ascend | |
| 128. | Franz Liszt | Etude No. 5 La Chasse: Etude No 05 La Chasse | Virtuosity of Earl Wild | |
| 129. | 2004 Texas All-Sate Jazz Ensemble | Autumnly Etude | Drum & Improv Audition Etudes | |
| 130. | Chopin | Etude in G flat, Op. 10 No. 5 | EMI Classics Centenary Edition 1897-1997 Volume 4 [ADD] |  |
| 131. | Chopin | Etude in E major Op.10.No.3 | | |
| 132. | 2004 Texas All-Sate Jazz Ensemble | Dorian Etude | Drum & Improv Audition Etudes | |
| 133. | Oleg Lundstrem Jazz Orchestra | Etude for an orchestra | We again together | |
| 134. | A Smelin | Neon etude | | |
| 135. | WM 7 | Old etude of Sartori | November Song | |
| 136. | Franz Liszt | Etude No. 5 La Chasse: Etude No 05 La Chasse | Virtuosity of Earl Wild | |
| 137. | 2004 Texas All-Sate Jazz Ensemble | A Train Etude | Drum & Improv Audition Etudes | |
| 138. | Chopin | Étude in F minor, Op. 25 No. 2 | EMI Classics Centenary Edition 1897-1997 Volume 2 [ADD] | |
| 139. | Jeremiah Jones | Transcendental Etude No. 1 | Steps To Ascend | |
| 140. | Gary Rodriguez | Sor: Grand Etude | | |
| 141. | Gary Rodriguez | Carulli: Etude | | |
| 142. | Beau Sievers | Feedback Etude 2 | | |
| 143. | Franz Liszt | Etude No. 2 La Capricciosa: Etude No 02 La Capricciosa | Virtuosity of Earl Wild | |
| 144. | Franz Liszt | Etude No. 3 La Campanella: Etude No 03 La Campanella | Virtuosity of Earl Wild | |
| 145. | Franz Liszt | Etude No. 2 La Capricciosa: Etude No 02 La Capricciosa | Virtuosity of Earl Wild | |
| 146. | Beau Sievers | Feedback Etude 1 | | |
| 147. | Jeremiah Jones | Transcendental Etude No. 1 | Steps To Ascend | |
| 148. | Jeremiah Jones | Transcendental Etude No. 1 | Steps To Ascend | |
| 149. | Don Buchla | In The Beginning Etude II | Gravikords, Whirlies & Pyrophones | |
| 150. | Don Buchla | In The Beginning Etude II | Gravikords, Whirlies & Pyrophones | |
