The ‘Kinderhook Plates’ were prepared and buried by Illinois locals trying to expose Joseph Smith, Jr. as a fraud.

“I have translated a portion of them, and find they contain the history of the person with whom they were found. He was a descendant of Ham, through the loins of Pharaoh, king of Egypt, and that he received his kingdom from the Ruler of heaven and earth.”

Joseph Smith, Jr., History of the Church of Jesus Christ of Latter-day Saints – Joseph Smith – Volume 5 (Salt Lake City, UT: Deseret Book Company, 1973 brown leather edition), 372.