Walt Whitman also. But his changes to Leaves of Grass would be revisions, not corrections. That also drives publishers and professors nuts--which version to is best, most authoritative, whatever? You can have a classroom of students who each pulled Mom or Dad's copy of Leaves of Grass off of the family bookshelf to use in class, but they varied so much over the years that it is almost impossible for all to be on the same page at once.

SRS