Bertha II STAHNKE (daughter of Carl Gottlieb August STAHNKE and Mathilde VENZKE) was born 12 Aug 1866 in Crampe Bei Schwellin, Pommern, Germany (Poland).She married Joachim ERDMANN. Notes for Bertha II STAHNKE: Casou com Joachim Erdmann, irmao de Ana Luise Erdmann