Okla. Stat. tit. 58, § 724
An appeal in a probate proceeding must be taken as appeals in other cases in the district court.
R.L. 1910, § 6504; Amended by Laws 1968, SB 538, c. 413, § 3, eff. January 1, 1969; Amended by Laws 1969, HB 1471, c. 302, § 26, eff. January 1, 1970.