Engraver: 
John Faber the Younger, Dutch, c.1695-1756
 
After Michael Rysbrack, Flemish, c.1684-1770
Title: The Hon. Robert Boyle (1627-1691), Philosopher and Scientist
Medium: Mezzotint
Dimensions:
Sheet: 35.6 x 25.3 cm
Plate: 35.2 x 25.1 cm
Credit Line: Purchased, 1887
Object Number: NGI.10027