Marie Tussaud particularly well financially, and left for Edinburgh in 1803. As a result of the Napoleonic Wars, Tussaud was unable to return to France so she travelled with her collection throughout the British Isles. In 1822, she reunited with her other son, François, who joined her in the family business. Her husband remained in France and the two never saw each other again. In 1835, after 33 years touring Britain, she established her first permanent exhibition in Baker Street, on the upper floor of the "Baker Street Bazaar". In 1838, she wrote her memoirs. In 1842, she made a self-portrait which
221B Baker Street National Building Society moved into premises at 219–229 Baker Street. For many years, Abbey National employed a full-time secretary to answer mail addressed to Sherlock Holmes. In 1990, a blue plaque signifying 221B Baker Street was installed at the Sherlock Holmes Museum, situated elsewhere on the same block, and there followed a 15-year dispute between Abbey National and the Holmes Museum for the right to receive mail addressed to 221B Baker Street. Since the closure of Abbey House in 2005, ownership of the address by the Holmes Museum has not been challenged, despite its location between 237 and 241 Baker