| Canon source | Backstage source | Novel source | DITL speculation |
| # | Series | Season | Source | Comment |
| 1 | SNW | 1 | A Quality of Mercy | |
| 2 | TOS | 1 | Balance of Terror |
| Series : | SNW Season 1 |
| Episode : | A Quality of Mercy |
| Series : | TOS Season 1 |
| Episode : | Balance of Terror |
| © Graham & Ian Kennedy | Page views : 777 | Last updated : 29 Aug 2023 |
