Engraving; stipple. Portrait of Dr. William Herschel (1738-1822), astronomer, Engraving by James Godby of a drawing made by Fr. Rehberg in 1814. Platemark 31x22.6cm, image 24.2x19.7cm. Dedicated to Sir Joseph Banks. - With detailed citation of Herschel. - Portrait of William Herschel, HL to R before sky with crescent moon and stars; "The background represents part of the Constellation of Gemini, with a telescopic aspect of the Georgium Sidus, as it was discovered by Dr. Herschell at Bath, ...1781"