William Withering, portrait (top, in oval), and Withering analysing the waters of the Queen's Bath (Caldas de Rainha) at the request of the Portugese Court (below, vignette). Stipple engraving by W. Ridley, 1801, after C. F. von Breda.
Breda, C. F. von (Carl Fredrik), 1759-1818. | Date: 1801 | Reference: 9731i