The 'Quickest' A-Body Small Blocks

Please post documentation to back up your rankings.
Where did the info come from? Magazine articles? Official factory testing? Were all vehicles similarly geared?

All I know for sure was my 1969 Swinger 340/727 ran 14.28 at 98+mph at OCIR in very early 1970 in G/PureStock class with a non-SureGrip 3.23 rear gear.