| Name | Format | Duration | Size | Date | |
|---|---|---|---|---|---|
| op10no1.mid | MIDI Music File | 2m4s | 20KB | 1991-10-17 | |
| op10no3.mid | MIDI Music File | 1m24s | 8KB | 1991-10-17 | |
| op10no4.mid | MIDI Music File | 2m30s | 33KB | 1991-10-17 | |
| op10no5.mid | MIDI Music File | 22s | 5KB | 1991-10-17 | |
| op25no1.mid | MIDI Music File | 30s | 7KB | 1991-10-17 | |
| op25no2.mid | MIDI Music File | 28s | 6KB | 1991-10-17 | |
| op25no9.mid | MIDI Music File | 22s | 6KB | 1991-10-17 |