The Puttobrunnen in the interior courtyard of Wolff's section of the Old Rathaus

From left to right, the photo provides a record of the various phases of construction of the City Hall, with the neo-Gothic Essenweinbau at the left, a portion of the old Gothic structure at the center, and to the right the "Wolff'sches Bau," named after its architect, Jakob Wolff the Younger (1571–1620).