Berthe Holman and Gudmund Anderson

Berte Holman Oct 29 1828 Norway daughter of Gudmund Anderson b 1798i Tandeeie (Tande-eiet) Norway I found a Berte married to a Hans Eversen b.April 28 Norway. THey were in Amercia by 1874. I have a marriage date of 1858. Children Johanna b. 1860, Gustave Evenson b. 1862, John Evenson b. 1866 and Chestie Evenson b 1870 all born in Norway. Berte and Hans are buried in Yankton South Dakota. I believe she is Anders Gudmundsen sister. I am looking for a marriage for Han Eversen and Berte Holman. Thank you