He paid the favour by paying money, offering wine and painting a portrait of Jan Karel Nicolaas van Hove, the mayor of Antwerp and headman of the painter's chamber of the Guild.
[3] He was very sought after as a teacher as evidenced by the fact that throughout his career he had a total of 35 pupils registered at the Guild.
She left a large estate of which Karel Wuchters, her godson and nephew and pupil of her husband, inherited 500 guilders.
[2] Gaspar Jacob van Opstal is known for his paintings of portraits and biblical scenes.
[2] His father had been a copyist of the works of Rubens and had instilled in Gaspar an admiration for that Flemish artist which influenced his style and subject matter.