Whenever any will is lost or destroyed, the court must take proof of the execution and validity thereof and establish the same, notice to all heirs, legatees and devisees being first given, as prescribed in regard to proofs of wills in other cases. All the testimony given must be reduced to writing, signed by the witnesses, filed and preserved. R.L.1910, § 6226; Laws 1953, p. 234, § 8; Laws 1969, c. 302, § 3, eff. Jan. 1, 1970.
Oklahoma Legal Code