27 Groups of Exercises for Cornet or Trumpet by Earl Irons | Trumpet Sheet Music for Lip Flexibility Breath Control and Tonguing | Technical Study Book for Brass Students | Trumpet Method
| Country | USA |
| Brand | Northwest |
| Manufacturer | The Northwest Company |
| Binding | Apparel |
| ItemPartNumber | 620 |
| Model | 620 |
| Color | Zone Read |
| Size | 30" x 60" |
| UnitCount | 1 |
| UPCs | 087918068988 |
| EANs | 0087918068988 |
| ReleaseDate | 0000-00-00 |