Excerpt:
A Portrait
Pictures of Ada are available at The Ada Picture Gallery and Another Ada Picture Gallery
Angluin, Dana. Lady Lovelace and the Analytical Engine. Association for Women in Mathematics Newsletter, Vol. 6, No. 1, January 1976: pp. 5-10; Vol. 6, No. 2, February 1976: pp. 6-8.
Babbage, Alister. The Selling of the Difference Engine, by the great great great grandson of Charles Babbage at The Annex online magazine. (Includes photos of letters from Ada to Babbage.)