shows apparent vacillation, 42, 43;
explains situation in letter to McClellan, 44-46;
urges him to strike, 46;
annoyed by politicians, 47;
tries to forward troops, 48;
orders McDowell to join McClellan without uncovering capital, 50, 51;
criticised by McClellan, 51;
refuses to let McDowell move in time, 52;
sends McDowell to rescue Banks, 52;
loses his head, 53, 54;