Knudsen/Tellefsen in Oyestad or Oiestad

My grandmother Anna Marie Knudsen was born in Mar 13, 1888 in Oyestad, Aust-Adger. Her parents were Tellef Knudsen and Gunhilde (Lindtveidt), they lived Farm Name: Vaeding at 0920 Houerod, Oyestad. His first wife was Elise .R. Lerestveit. Children with his 1st wife were: Inger Katrine Knudsen b. 1855, Laura Helene Knudsen b. 1858, Pauline Mathilde b. 1860, Jorgine Marie Knudsen b. 1863 d. 1868, Severina Olave b. 1865. Children with 2nd wife; Knud Ludvig Knudsen b. 1870, Helene Oline Knudsen b. 1874, Tellef Gunerius Knudsen b. 5/5/1876, Anders Anton Knudsen b. March 23, 1879, Johan Martin Knudsen b. Oct. 13, 1881. My great great grandfather's name was Knud Tellefsen.