Might the Mayflower not have sailed? / Theodore K. Rabb -- William Pitt the Elder and the avoidance of the American revolution / Caleb Carr -- What the fog wrought : the Revolution's Dunkirk, August 29, 1776 / David McCullough -- 'His accidency' John Tyler / Tom Wicker -- Lew Wallace and the ghosts of the Shunpike / Victor Davis Hanson -- If the lost order hadn't been lost : Robert E. Lee humbles.