Columbia subject headings:
Harvard subject headings:
Scientific apparatus and instruments--Exhibitions.
Università di Modena. Museo universitario di storia naturale e della strumentazione scientifica--Catalogs.
Weighing instruments--Exhibitions.
Weighing instruments--Italy--History.
Weights and measures--Exhibitions.
Weights and measures--Italy--History.
Princeton subject headings:
Measurement--History--Exhibitions.
Measuring instruments--Italy--Modena--History--Exhibitions.
Weights and measures--Italy--Modena--History--Exhibitions.