Looking for descendants of Johann Heinrich (John Henry) Hemminghaus, b. 1 Oct. 1850 in St. Louis, MO, m. 23 Feb. 1873 Frederike Sophie Schulte, (widow of Jakob Singer), b. 10 Apr. 1849 in St. Louis, MO.Johann Heinrich died 27 July 1913 in St. Louis, MO and Frederike Sophie (Schulte) Singer Hemminghaus died 2 Jan. 1917.Their children were: Marie (Mamie?) Kraus, Heinrich C., Friederich August, Louisa Christine (Mueller), Emma Wilhelmine Catherine (Bothmann), and Anna Auguste Clara (married name unknown).Frederike Sophie (Schulte) Singer Hemminghaus also had a son named Wilhelm (Willie), b. 8 Oct. 1870 from her first marriage to Jakob Singer.Willie married Bertha Palline 12 May 1900.They had a son named Wilhelm Carl Louis b. 21 August 1903.The Hemminghauses and Singers were members of Holy Cross Evangelical Lutheran Church in South St. Louis.