Hello Hartmut, I am doing research for my daughter, Sara. Her paternal grandmother was Esther Victoria Elbe born Tulsa Oklahoma USA died 1960 Lebanon Oregon USA. Esthers's parents immigrated to America, they were: Charles Gottlieb Elbe born Sept 13,1867 in Lithuania died April 13 1940 Tulsa Oklahoma, mother was..Caroline D Thowe born July 9,1883 Wasauansee Kansas died Sept 1848. If you have any information on Charles G. and Caroline Elbe please feel free to email me. maryeatwell@charter.net