| Canon source | Backstage source | Novel source | DITL speculation |
| # | Series | Season | Source | Comment |
| 1 | TNG | 2 | The Outrageous Okona | |
| 2 | TNG | 1 | The Neutral Zone | |
| 3 | TNG | 3 | The Enemy |
| Series : | TNG Season 2 |
| Episode : | The Outrageous Okona |
| Series : | TNG Season 1 |
| Episode : | The Neutral Zone |
| Series : | TNG Season 3 |
| Episode : | The Enemy |
| © Graham & Ian Kennedy | Page views : 24,748 | Last updated : 17 Mar 2017 |
