We always have to circle back to Greenleaf Classics because their covers are so brazenly funny. Oiled for Lust appeared in 1967 with the pseudonymous J.X. Williams credited as author. Many writers used the Williams name, but in this case even the Greenleaf Classics website is stumped as to who the author really was. Slide this into the unknown bin for now.
1901—McKinley Fatally Shot
Polish-born anarchist Leon Czolgosz shoots and fatally wounds U.S. President William McKinley at the Pan-American Exposition in Buffalo, New York. McKinley dies September 12, and Czolgosz is later executed.