Chapter 5 of Dean C. Jessee's dissertation discusses the 1886 Taylor revelation.
Dean C. Jessee, "A Comparative Study and Evaluation of the Latter-Day Saint and 'Fundamentalist' Views Pertaining to the Practice of Plural Marriage," (MA Thesis; Brigham Young University, 1959), 92–105
In considering the "Fundamentalist position on plural marriage and the alleged authority by which such marriages are solemnized today a knowledge of the high priesthood organization operating independent of the latter day saint church as considered in chapter II, is essential.
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It is claimed that the law of plural marriage was not only declared to be a prerequisite to exaltation but also destined never to be abrogated or suspended as evidenced from a supposed revelation to John Taylor in 1886 in which the Lord said, " . . . I have not revoked this law, nor will I, for it is everlasting and those who will enter into my glory must obey the conditions thereof. . . ."
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1The alleged revelation is as follows: [reprint of text of the revelation from an issue of the 1949 Truth magazine]
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The significance of the above allegations is two-fold: They supposedly provide detailed evidence of the High Priesthood organization functioning independent of the Church; and, it is from the claim of a special "dispensation of priesthood" bestowed on September 27, 1886, that the practice of plural marriage can " . . . be perpetuated from one generation to another without Church consent. . . . "