Peter Bauder explains process of Joseph acquiring "parcel of plate resembling gold."
Peter Bauder, The Kingdom and Gospel of Jesus Christ: Contrasted with That of Anti-Christ. A Brief Review of Some of the Most Interesting Circumstances Which Have Transpired Since the Institution of the Gospel of Christ, from the Days of the Apostles (Canajoharie, N.Y.: A.H. Calhoun, 1834), 36-37
[Joseph Smith] went, and after the third or fourth time, which was repeated once a year, he obtained a parcel of plate resembling gold, on which were engraved what he did not understand, only by the aid of a glass which he also obtained with the plate, by which means he was enabled to translate the characters on the plate into English. . . . and after he had a part translated, the angel commanded him to carry the plate into a certain piece of woods, which he did:—the angel took them and carried them to parts unknown to him.