Is this letter in his collect works?
the damnyankee REVISIONISTS of academia have gone out of their way to deny the TRUTH about lincoln.
to quote Dr Lainie Briant, (PhD,history, Harvard):
There are MANY things, which while FACTUAL, which MUST be hidden away in dusty library stacks, such that the common people will not misunderstand the GREATER TRUTH required to create the DESIRED & PROPER political & social attitudes.(emphasis:MINE)
in other words: TELL THE COMMON PEOPLE comforting/knowing LIES, so that they can better be CONTROLLED (by their self-appointed betters!)
free dixie,sw