A prior will is not revoked by a subsequent will, unless the latter contains an express revocation, or provisions wholly inconsistent with the terms of the former will; but in other cases the prior will remains effectual so far as consistent with the provisions of the subsequent will.
Okla. Stat. tit. 84, § 105
Revocation by subsequent will
R.L. 1910, Sec. 8362
Official source: Oklahoma Legislature. Reproduced from public-domain Oklahoma statutes; confirm against the official source for the current text. Not legal advice.