 The group, strongly influenced by the writings of Millerite Adventist ministers George Storrs and George Stetson, who were also frequent attendees, concluded that many of the primary doctrines of the established churches, including the Trinity, hellfire, and inherent immortality of the soul, were not substantiated by the scriptures.Around January 1876 Russell received a copy of Nelson Barbour's "Herald of the Morning" in the mail.Barbour was an influential Adventist writer and publisher.