Bill Muller gives the year of her birth as 1897.765

Tyler County Birth Records, Book 2-A, 1884-1904, p. 112, line 20
May 14, 1894, Lulu Grim, Littles Mills
Father: G. B. Grim, farmer, Littles Mills
Mother: Elmira Grim
Reported by G. B. Grim