Public Domain Mark
You can use this work for any purpose without restriction under copyright law. Read more about this licence.
Credit
A letter to the Right Hon. Lord Francis Egerton, President Elect of the British Association for the Advancement of Science, containing observations on statements made by its officers in the volume of the Transactions published in April, 1842 / by Alexander Nasmyth. Public Domain Mark. 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.