Originally Posted by Hayden
Actually, yes. After reading your comment, I did the same, and "an historic" does come off the tongue a lot easier.
The exception proves the rule, I guess.
Btw., "a historic"
seems more common anyways. Google finds about 6,470,000 results vs. 2,600,000 results for "an historic"
Also, conveniently, the first result for both terms might be of interest here.