My father, Frank Bickelman, was b. 1896 in Milton, Oregon to Katherine Josephine Beachler and _______? Bickelman.He was adopted out to Earl Henry and Mary Jane (Jennie) Vanderpool Ingalls. His name was changed to Charles Dewey Ingalls.His mother then married Jacob Mang in Walla Walla, WA, 4 January 1899.They had Oscar Edward Mang b. 9 January 1900, Walter Philip Mang b. 23 October 1901, Herbert John Mang b. 27 December 1905, Elmer Mang b. 20 November 1909, Jacob Manb b. ? and Dorothy Martha Mang b. 15 March 1915.Do any of these names fit in your family?If so I have more information but would like to contact any descendants of these children as I understand they are all dead.