THE RETURN, an RLDS publication, publishes a letter by Emma [Smith] Bidamon, Joseph Smith's widow: "I always feel a peculiar satisfaction in giving all the information on that subject that I can. Now the first that my husband translated, [the book] was translated by the use of the Urim, and Thummim, and that was the part that Martin Harris lost, after that he used a small stone, not exactly, black, but was rather a dark color, . . . ."
[On This Day in Mormon History, http://onthisdayinmormonhistory.blogspot.com]