A diseased area of tissue on the tongue of a man suffering from syphilis, being held open by two small metal hooks on chains. Watercolour by C. D'Alton, 1858.
- D'Alton, Christopher, active 1847-1871.
 
- Date:
 - [18]58
 
- Reference:
 - 575768i
 
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: A diseased area of tissue on the tongue of a man suffering from syphilis, being held open by two small metal hooks on chains. Watercolour by C. D'Alton, 1858. Source: Wellcome Collection.
