History Nebraska marker No. 517, on the southwest corner of the Thomas County courthouse grounds in Thedford, with a life-size bronze of the two girls beside it, was dedicated on May 1, 2016. On May 10, 1891, Tillie Haumann, 8, and her sister Retta, 4, daughters of German homesteaders Carl and Henrietta Haumann, became lost walking home north of Thedford. Retta was found alive three days later about 25 miles east; Tillie’s body was found on May 17 near Dunning, after an estimated 75-mile walk. She is buried in Thedford. Open day and night.