2 1 20 Christendom and Apocalypse in the Middle Ages Whalen, Brett Edward Primary Author mixed material 9780674036291 USA President and Fellow of Harvard College 2009 Dominion of God: Christendom and Apocalypse in the Middles Ages cover_dominion_of_god_christendom_and_apocalypse_in_the_middle_ages.jpg The Challenge of the Churches' Past Cameron, Euan Primary Author mixed material 9780631215226 New York 2005 Interpreting Christian History