Columbia subject headings:
Harvard subject headings:
Astronomy, Renaissance--Exhibitions.
Astronomy--Italy--Bologna--History--18th century--Exhibitions.
Specola (Bologna, Italy)--History--Exhibitions.
Università di Bologna. Centro interdipartimentale per i servizi museografici ed archivistici--Catalogs.
Princeton subject headings:
Astronomy--Italy--Bologna--History.
Specola (Bologna, Italy)--History.
Specola (Bologna, Italy). Museo--Catalogs.