Hi Janis, in 1910 Hubert and Lucy Carroll and family were living in Gaslin, Lincoln Co., NE. Hubert J., b. NE, 29, 1st marr, married 9 yrs, general farmer; Lucy J., wife, b. IA, 28, had six children & six were alive in 1910; Hubert C., b. IA, 8; Lillie E., b. CA 7; Pearl E., b. CA 6; Daisy J. M., b. IA 3; Bertha I. J., b. NE 2 and John C. P. b. NE 8/12ths.
In 1920 Hubert and Lucy and family lived in Election District 15, LIncoln Co., WY. Bert, b. NE, 40, no occupation listed; Lucy J., b. IA, 38; Hubert, b. IA, 19, ____ rock?, single; Pearl, b. CA 16; Daisy b. IA, 14; Bertha, b. NE, 9; Joseph, b. NE, 9; Omar, b. NE 7; and Warren b. WY 2.
Hubert L. Carroll, d. Malheur Co., OR 18 May 1946, per death cert #3531. Source: OR Death Index.
Lucy J. Carroll, d. Baker Co., 13 April 1960 per death cert #4245; spouse=Hubert. Source: OR Death Index.
For obituaries of most of the family, check out bakercityherald.com, Baker City, OR.
Omar M. Carroll, 566-14-8055, last benefit check mailed to Baker City was b. 5 Aug 1913 and d. 25 Oct 2006. His soc. sec. # was assigned in CA before 1951. Source: Social Security Death Index (which anyone can access at no charge).
A Joseph Cep Carroll, d. Baker Co 11 Feb 1984 per death cert 84-02742, age 73, born 2 Nov. 1910; spouse=Marie. Source: OR Death Index.
Additional sources to look for family info; Baker County Oregon History and Genealogy, www.oregongenealogy.com/baker/ and GenealogyForum.org, www.genealogyforum.org/resources/OR/orbaker.php or you can write to Baker County Gen. Club c/o Baker County Public Library, 2400 Resort St., Baker City, OR 97814.
In most states mining records are kept by the State. Enter Oregon Archives into your search engine but I think you must visit them in person. Happy Hunting!