1.
Diagram of palette from letter
2.
Wheat Field
Wheat Field with Sun and Cloud
Cypresses
Corridor in the Asylum
Sketch of "Daubigny's Garden": Van Gogh's final letter to his brother Theo
Stone Steps in the Asylum Garden
Vestibule of the Asylum
Cottages with Thatched Roofs
Sketch of "Portrait of Dr. Gachet": Detail of letter to Theo van Gogh, June 3, 1890