St. Paul. Jan. 4. - The announeement is made that Hon. Tgnatius Donnelly, the well-known Populist leader, famous alsu as author of many popular books, and upholder of the Baeonian authorship of Shakespeare worka will in six weeks marry Miss Marian Hansen, who has been stenographer in the office of his newspaper. "The Sage of Nining-er," as Mr. Donneily is called, is now 66 years old, and Miss Hansen is 20.