Nettie was Thyetta Osborn, b. 8/1854 in Illinois and died in 1938 in Washington, Tazewell, IL.You can find her as "Thyetta Osborn" with her parents and sisters in the 1870 census in Deer Creek, Tazewell.
Children were Harry H. b. 3/6/1876 and Charles b. ca 1879
Benjamin and Nettie are buried in Glendale Cemetery in Washington Twp.
If you need more information on the Tobias line, I can help