 (28 x 34 cm), the painting depicts in slightly accelerated perspective two figures in a partially vaulted interior that is dominated by a wooden spiral staircase.The architecture includes stone, brick and wood, with arched elements (window, vault, doors) that create an impression of monumentality.On the pre-iconographic level, this is one of the most "graphic" works painted by Rembrandt, in the sense that it contains many straight, curved, circular, and radiating lines