Artist: Sprung, Roger
 | Sprung, Roger | Folkways FA 2370 | USA 1963 | 10 € |
| - Progressive Bluegrass, Vol. 1 | ||||
| Sprung, Roger | Folkways FA 2371 | USA 1964 | 10 € |
| - Progressive Bluegrass, Vol. 2 | ||||
| Sprung, Roger | Folkways FA 2472 | USA 1965 | 10 € |
| - Progressive Bluegrass, Vol. 3 | ||||
| Sprung, Roger | Verve FVS 9037 | USA 1966 | 10 € |
| - Grassy Licks | ||||