| 0.902 | Bill Monroe & Doc Watson |
| 0.901 | The Watson Family |
| 0.900 | Conjunto Bernal |
| 0.900 | Hazel Dickens & Alice Gerrard |
| 0.899 | Norman Blake |
| 0.898 | Jalopy Records |
| 0.897 | The Red Clay Ramblers |
| 0.897 | Jean Ritchie & Doc Watson |
| 0.895 | John and Alan Lomax / Various Artists |
| 0.894 | Bill Monroe and the Blue Grass Boys |