(396 P.2d 958) ROBERT VANCE DAVIS, A MENTAL INCOMPETENT, BY MARGARET DAVIS, HIS WIFE AND NEXT FRIEND, v. THE COLORADO KENWORTH CORPORATION, ET AL. No. 20573.Supreme Court of Colorado. Decided November 30, 1964. Action by buyer, a mental incompetent, by his wife and next friend, to recover judgments for moneys paid down on various contracts […]