Abstract Joseph Benjamin Oakleaf (1858-1930) was a lawyer and book collector from Moline, Illinois. He was known for the historical collections he accumulated, including one of the world's largest collections of material related to Abraham Lincoln. In addition to Lincolniana, Oakleaf also collected autographs and editions of Frithiof's Saga. The Joseph Benjamin Oakleaf collection, 1564-2009 and undated (bulk 1900-2009), includes records of Oakleaf's book and autograph collecting activities, including...