Lectures on aural catarrh, or, The commonest forms of deafness and their cure (partly delivered at St. Mary's Hospital) / by Peter Allen.

Public Domain Mark

You can use this work for any purpose without restriction under copyright law. Read more about this licence.

Credit

Lectures on aural catarrh, or, The commonest forms of deafness and their cure (partly delivered at St. Mary's Hospital) / by Peter Allen. Public Domain Mark. Source: Wellcome Collection.