The only thing I found relative to Charles and Elizabeth was on Ancestry on the database called "Douglas County Marriages", page 43;
ERICKSON, Charles [20, Omaha, b NE, f=J ERICKSON; md Louisa BRADFORD] md Elizabeth FOX [19, Omaha, b ENG, f= J FOX; md Anna BAARBER]on 28 Jul 1881. Officiating MAXFIELD. Witnesses: Minnie WINSHIP, Kate WINSHIP.
there are several items that might provide an answer to your questions
"email Archivist" (on left)