The words of a will are to receive an interpretation which will give to every expression some effect rather than one which shall render any of the expressions inoperative.
Okla. Stat. tit. 84, § 159
Words to be given effect if possible
R.L. 1910, Sec. 8389
Official source: Oklahoma Legislature. Reproduced from public-domain Oklahoma statutes; confirm against the official source for the current text. Not legal advice.