== What does the "B" mean? == 

 The words "the letter B implies Bắc or North Vietnam" that  wishes to delete have been on the page since 2011 and while a CN tag is appropriate deletion at this point isn't. I am trying to locate an explanation as to why the Division was called 324B and what the B actually means, without success so far. An Osprey book suggests that the North Vietnamese cloned various Divisions, but there is no evidence that there was a 324A Division alongside a 324B Division, rather it seems that this was just done to confuse U.S. order of battle analysts, but that, at present, is OR