Abstract The Lynn Pulsipher essay (circa 1977) entitled, "Post-1890 Plural Marriage in Mexico Between 1890 and 1904" consist of a paper written by Pulsipher for a Brigham Young University history course. The paper is a study of LDS Church polygamy continuing in Mexico after the Manifesto of 1890 and of the role of Anthony W. Ivins in performing plural marriages in Mexico.