Ventilation of the Guildhall, London, and report on the ventilation of the London Custom House.

Licence: Public Domain Mark

Credit: Ventilation of the Guildhall, London, and report on the ventilation of the London Custom House. Source: Wellcome Collection.

Provider: This material has been provided by the Royal College of Physicians of Edinburgh. The original may be consulted at the Royal College of Physicians of Edinburgh.