Paul M. Angle (1900-1975) was a noted Lincoln scholar, secretary of the Abraham Lincoln Association from 1925 to 1932, librarian of the Illinois State Historical Library and Illino...view morePaul M. Angle (1900-1975) was a noted Lincoln scholar, secretary of the Abraham Lincoln Association from 1925 to 1932, librarian of the Illinois State Historical Library and Illinois State Historian from 1932 to 1945. He was director of the Chicago Historical Society from 1945 to 1965. He died in 1975.view less