English actress who mastered the role of Florence Trenchard, the lead role in Our American Cousin. She was performing at Ford’s Theater on the night of April 14, 1865, when President Lincoln was in attendance. After she recited the line “Old gal - you sockdologizing old mantrap,” Booth fired his gun and jumped down on the stage with her before making his escape. Vintage ink signature, “Laura Keene,” on a light green 3.25 x 1.25 slip, affixed to a 4 x 6 album page. In fine condition, with a couple trivial spots to slip. R&R COA.