Percy Penguin
CDS MICROSYSTEMS / BLUE RIBBON / SUPERIOR SOFTWARE
NOV 88 - NOV 89
| ELK | |
| 7 | |
| Nov 88 |
Chart history:
| Electron / Gallup | |||
| 7 | MONTH to c.88-11-15 | Electron User p6 Feb 89 89-01-15 | |
| 12 | MONTH to c.88-12-20 | Electron User p6 Mar 89 89-02-15 | |
| 19 | MONTH to c.89-07-18 | Electron User p6 Oct 89 89-09-15 | |
| 18 | MONTH to c.89-10-17 | Electron User p7 Jan 90 89-12-15 | |