Design for Scalone della Corte, Palazzo Reale or Ducale Milan, Graphite, pen and black ink on paper, Vertical format architectural drawing. The building depicted is two stories. In the upper story is a window between two doors all having frontispeices with panes of glass; the entablature is supported by pillars. The ceiling is vaulted. Visible are three bull's eyes., Piermarini, Italy, late 18th century, architecture, Drawing, Drawing