Ann Eliza Webb Young distinguishes between "Elohim" and "Adam" as well as "Jesus" and "Jehovah" when talking in the Endowment.
Ann Eliza Webb Young, Wife Number 19; or, The Story of a Life in Bondage, Being a Complete Exposé of Mormonism, and Revealing the Sorrows, Sacrifices, and Sufferings of Women in Polygamy (Hartford, Conn.: Dustin, Gilman, & Co., 1876), 357
The following is a list of the dramatis personae at the time that I took my Endowments:—
ELOHIM, or Head God, . . . . . Brigham Young.
JEHOVAH, . . . . . Heber C. Kimball.
JESUS, . . . . . Daniel H. Wells,
Michael, or Adam, . . . . . W. C. Staines