Microtonalis: A Systematic Approach to Microtonal Composition
| Country | USA |
| Brand | Protec |
| Manufacturer | ProTec |
| Binding | Health and Beauty |
| ItemPartNumber | PC-2 |
| Model | PC-2 |
| Color | Blue |
| ReleaseDate | 2011-12-01 |
| Size | 2 Count (Pack of 1) |
| UnitCount | 1 |
| UPCs | 092926343477 |
| EANs | 0092926343477 |