Related Clues:
- James -; Sc. engineer
- Scot who steamed to the world light-weight boxing title
- Southpaw Scot who was a leading light
- A leading light as boxer and commentator
- Speaker's question as man of power?
- Question in it is in Latin?
- We act it out with every Second Engineer
- SI power unit
- While away the time, initially, as engineer
- Engineer's cry of amazement some may pick up
- Characters within Canadian capital about to show some power
- Photometry measure
- Light measurement
- Mensa membership consideration, perhaps
- ''Smarter than you think'' website