Oliver Cowdery

Oliver H. P. Cowdery (October 3, 1806 – March 3, 1850) was, with Joseph Smith, Jr., an important participant in the formative period of the Latter Day Saint movement between 1829 and 1836. He became one of the Three Witnesses of the Book of Mormon's golden plates, one of the first Latter Day Saint apostles, and the Second Elder of the church.