Researching the descendants of Francis and Helena (Masurowski) Jakubowski. In Chicago by 1900. Attended St. Stanislaus Kostka Church. Children: Sophia, Wanda, Casimir, John, and Walter. In 1920, they lived at 2041 St. Paul Avenue. (1920 US Census, Roll 344, ED 1738, Sheet 7, Lines 76-83). Sophia married Leszek Zychlinski 21 May 1924 at St. Mary of the Angels Church. Francis died Chicago April 1940, buried St. Adalbert's. Helena died Chicago June 1945, buried St. Adalbert's. John died Chicago Nov 1976, buried Maryhill Cemetery. Anyone related? Please contact me.