| Canon source | Backstage source | Novel source | DITL speculation |
| # | Series | Season | Source | Comment |
| 1 | TOS | 3 | And the Children Shall Lead |
| Series : | TOS Season 3 |
| Episode : | And the Children Shall Lead |
| © Graham & Ian Kennedy | Page views : 4,239 | Last updated : 27 Jan 2006 |
