The Virgin and Saint John the Evangelist. Workshop of Jacob Cornelisz. van Oostsanen (Master of the Berlin Sketchbook?); Netherlandish, c. 1470/75-by 1533. Date: 1510-1530. Dimensions: 34 ? 27.4 cm (13 3/8 ? 10 13/16 in.) Image: 33.5 ? 26.5 cm (13 3/