Mo. Rev. Stat. § 473.120
473.120 Form of letters testamentary.
473.120. Form of letters testamentary. — Letters testamentary issued to executors may be in the following form:
(RSMo 1939 § 37, A.L. 1955 p. 385 § 63, A.L. 1978 H.B. 1634) Prior revisions: 1929 § 37; 1919 § 36; 1909 § 44 Effective 1-02-79