Recent scholarship by Noel B. Reynolds and Jeff Lindsay highlights passages in the Book of Mormon that parallel those in the Book of Moses. Since the Book of Mormon authors are pulling from the Brass Plates, this implies that the Book of Moses may be the Genesis of the Brass Plates.
This is a segment from a full episode interviewing Jeff Lindsay on the lost Book of Gad The Seer.
Cwic Media- LDS Podcast / Latter-day Saints