Robert Sanderson 

This portrait, painted by John Riley, depicts Robert Sanderson, a prominent figure in the 17th century. The painting captures Sanderson's distinguished presence, emphasizing his prominent features and the intricacies of his attire. Riley's use of subtle shading and detail brings out the texture of Sanderson's clothing, from the lace of his collar to the folds of his gown. This realistic portrayal is typical of Riley's work, solidifying his status as a significant portrait painter of his time.