Ada Lovelace and the first computer program

Lovelace has been dubbed the "first computer programmer." Defying expectations for women during her era, she worked with Charles Babbage on the Analytical Engine, the first proposed general-purpose computer. 

A few good places to start:

• Lovelace, Ada King. Ada, the Enchantress of Numbers: The Letters of Lord Byron’s Daughter and Her Description of the First Computer. Edited by Betty A. Toole. Strawberry Press, 1992. https://search.lib.utexas.edu/permalink/01UTAU_INST/1ilchdf/alma991000531059706011
• Padua, Sydney. The Thrilling Adventures of Lovelace and Babbage: The (Mostly) True Story of the First Computer. Penguin UK, 2015. https://search.lib.utexas.edu/permalink/01UTAU_INST/1ilchdf/alma991041243029706011

See also:

• https://findingada.com/