N. B. Lundwall reprints unsourced claim that Jonathan Crosby said books of Moses, Enoch also found with mummies.
N. B. Lundwall, "Sayings of the Prophet Joseph," 1936; rep. Temples of the Most High (Salt Lake City, UT: N. B. Lundwall, 1941), 228
Father [Jonathan] Crosby also related that among other writings found on the mummies were the books of Moses, Enoch, and Abraham; also the book of Jacob which gave an account of the Ten Lost Tribes, their journeyings, present location, their return and manner of their coming to Zion.