Guildhall Library, Aldermanbury, EC2V 7HH
This public reference library is rich sources of information on London history with over 200,000 printed titles from the 15th to the 21st centuries. The collection covers all aspects of London life and includes special collections devoted to such London luminaries as Samuel Pepys and Thomas More. The Library runs an active events programme.
https://www.cityoflondon.gov.uk/things-to-do/history-and-heritage/guildhall-library