1773-1855. Quaker missionary. étienne de Grellet du Mabillier was born in Limoges, France, and educated at the College the Oratorians, Lyons, becoming skeptical of Roman Catholic dogmas, however. During the revolution he joined the royal army, but was taken prisoner. Escaping to Amsterdam, he sailed for Demerara in Guyana, South America, and in 1795 went to New York. By this time a disciple of Voltaire, he was moved by 's book No Cross, No Crown and later converted while hearing Deborah Derby, a Friend from Coalbrookdale, England. He joined the Friends in 1796. Speaking and “travelling in ministry” followed in America and Europe. In England (1813) he visited Newgate Prison and introduced * to her life-work among prisoners.