Observations on the circumstances which influence the condition of the labouring classes of society / by John Barton.

Licence: Public Domain Mark

Credit: Observations on the circumstances which influence the condition of the labouring classes of society / by John Barton. 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.