EBM sees mummies and papyri, describes LMS explaining who the mummies are, says JS knows their identity by revelation.
Eudocia Baldwin Marsh, Reminiscence, 1880–1909, 18–19, in Eudocia Baldwin Marsh, "Mormons in Hancock County: A Reminiscence," eds. Douglas L. Wilson and Rodney O. Davis, Journal of the Illinois State Historical Society 64, no. 1 (Spring, 1971): 38
After dinner we were told that in an adjoining room some Egyptian Mummies were exhibited for a small sum—Some of the party expressing a wish to see them, we were ushered into the room where we found them presided over by the mother of the Prophet, a trim looking old lady in black silk gown and white cap and kerchief.— — With a long wand she pointed out to us the old King Pharioh of the Exodus himself, with wife and daughter and gave us a detailed account of thier lives and doings three thousand years before— — Upon my asking her how she obtained all this information—she replied in a severely virtuose tone and a manner calculated to repress all doubt and further question—"My Son Joseph Smith has recently received a revelation from the Lord in regard to these people and times—and he has told all these things to me"— — We left the house without faith in these revelations—neither did we believe in the old ladies faith in them which seemed hard on the mother of the "Prophet"— —