| Artist name | Roles | Recordings |
|---|---|---|
| Jef Gilson | engineer | Blues for a Change, Deep Purple, From Deep Within, Part I, From Deep Within, Part II, In Memory Of, It Could Happen to You, Prelude to a Kiss |
| Artist name | Roles | Recordings |
|---|---|---|
| Jef Gilson | engineer | Blues for a Change, Deep Purple, From Deep Within, Part I, From Deep Within, Part II, In Memory Of, It Could Happen to You, Prelude to a Kiss |
| Artist name | Roles | Recordings |
|---|---|---|
| Jef Gilson | engineer | Blues for a Change, Deep Purple, From Deep Within, Part I, From Deep Within, Part II, In Memory Of, It Could Happen to You, Prelude to a Kiss |