Illinois marriage records show J Ernst Exler married Anna Marx, 19 March 1889 in Cook County. They had the following children; Paul Exler, Helen Exler, Hilda Exler, Lillian Exler, and Martha Exler. Anna Marx was born about 1873. The Exler family lived in the Chicago area. Anna was my grandfather's sister. Any information on the Exler family would be appreciated.