Rare handwritten letter is from Lincoln to Treasury Secretary Smith . Letter is dated four days before Lincoln delivered Gettysburg Address . Larry Cutler says he had owned the letter for several years . Cutler returned the letter to the National Archives on Thursday .
Rare handwritten letter is from Lincoln to Treasury Secretary Chase . Letter is dated four days before Lincoln delivered Gettysburg Address . Larry Cutler says he had owned the document for several years . Cutler returned the letter to the National Archives on Thursday .