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| Full EntryAll Images | Science and technology |
Impulse Engines The Impulse engines of a Constitution class vessel.1 |
| Yellow text = Canon source | Green text = Backstage source | White text = DITL speculation |
| # | Series | Season | Source | Comment |
| 1 | Star Trek : The Motion Picture |
| Source: | Star Trek : The Motion Picture |
| Copyright Graham Kennedy | Page views : 22 | Last updated : 1 Jan 1970 |
