ADA LOVELACE’S PERSONAL ANNOTATED COPY OF CHARLES BABBAGE’S FIRST SIGNIFICANT PUBLICATION. A MAJOR MATHEMATICAL TEXT IMPORTANT FOR HER INTELLECTUAL DEVELOPMENT. 

WITH AT LEAST 35 INK ANNOTATIONS IN LOVELACE’S HAND – THE MAJORITY CORRECTIONS TO MATHEMATICAL EQUATIONS – AND AT LEAST 18 PENCIL ANNOTATIONS IN THE HAND OF HER TUTOR..... More about An Elementary Treatise on the Differential and Integral Calculus