When did Khan Noonian Singh become Khan Noonien Singh. In the Star Trek Concordance by Bjo Trimble the name is spelled Khan Noonian Singh, I presume that this is the way it is spelled in the script of "Space Seed", and the Star Trek Encyclopedia and novels spell it Khan Noonien Singh.
Is Noonien with an e a spelling error that was canonized from the Star Trek Encyclopedia?
Is Noonien with an e a spelling error that was canonized from the Star Trek Encyclopedia?