Adrianus Jacobus Zuyderland was Vincent van Gogh's favorite model during his Hague period, he appears in dozens of drawings, easily identified by his bald head and prominent white whiskers, and he was the model for the drawing which was the basis for At Eternity's Gate, an oil painting by Vincent van Gogh that he made in which year, in Saint-Rémy de Provence based on an early lithograph?