Artist: Gray, Billy
 | Gray, Billy | Polydor 2448 009 | ITA 1972 | 100 € |
| - Feeling Gray? (value uncertain, could be much more (or less)) | ||||
 | Gray, Billy | Verve V6-15030 | USA 1961 | 10 € |
| - The Many Shades Of... | ||||
| Gray, Billy | Polydor 2448 009 | ITA 1972 | 100 € |
| - Feeling Gray? (value uncertain, could be much more (or less)) | ||||
| Gray, Billy | Verve V6-15030 | USA 1961 | 10 € |
| - The Many Shades Of... | ||||