" 

 None of these references cite any original Prince Valiant data.  I'm not saying 100% that it's not correct, but in the fairly complete run of reprints I have, I've never seen the sword called anything other than the ""Singing Sword"".  Even if the proper name Flamberge is correct, it's still not the correct kind of sword for the link, as far as I can see from the comics.   "