First meeting with Charles Babbage
· 1 Dorset Street, Marylebone, London, England

Wikimedia Commons · Public domain · file Ada Byron attended one of Charles Babbage's scientific soirées with her mother and Mary Somerville, beginning the relationship that led to her work on the Analytical Engine. The soirée article states that Babbage held these gatherings at his home in Dorset Street, Marylebone; coordinates are a representative point for the former Dorset Street address.