accepts Lincoln's challenge to joint debates, [121];
his attacks upon Lincoln, [124], [130];
accused by Lincoln of a plot to make slavery national, [126], [128];
denies any plot, [129];
on status of negro under Declaration of Independence, [131];
sneered at by Lincoln, [137];
keeps temper with difficulty, [137];
attempts to reconcile Dred Scott decision with popular sovereignty, [141];
fails to satisfy South, [142];
cornered by Lincoln, [143];