From the Wallstreet Journal “Opinion Journal”:
A long time ago, almost all cars had evocative names—the Cadillac Eldorado, the Pontiac Bonneville. In that automotive galaxy far away, there was even the Ford Galaxie
Of course, our CaddyInfo readers recall this article and that Letter or Numeric names are actually old-school for Cadillac. The stylized names did not pop up until after WW II.