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"Lincoln's Son Loved the Links: Robert Todd Lincoln and the Game of Golf," Lincoln Forum Bulletin 28 (Fall 2010): 8-9, 12.
'I have done my duty as I best know and Providence must take care of the rest': Reconsidering Mary Lincoln's Sanity and Robert Lincoln's Motivations, Bulletin of the 68th Annual Meeting of the Lincoln Fellowship of Wisconsin, April 18, 2009, Historical Bulletin Number 63.
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