Kerriwestgard, the Barta family you may be seeking are Frank Barta b 1860,Bohemia, arrived America to Iowa 1870. Wife is Mary b Aug 1864. 1900 Census has them in Prairie Centre, Walsh,ND. They had 11 children, Valerian J was the 8th child, b 1899 in Prairie Centre. A 1940 Census has him listed as "Barth"in Rossfork, Fergus, Montana. Married to Florence, with 8 children, Shirley the 6th child, 5 years old in 1940. Hope this is what you are seeking.
Mary