Dip circle with detachable needle and spirit level, on tripod with levelling screws. Functioning: Used to measure the inclination og the geomagnetic field. The spirit level allows accurate levelling using the screws of the tripod. The needle is missing. DataInventory Number: MAG02Date: 1880 (c.)Dimensions: Length : 21cm, Diameter : 18cmInstrument Categories: Magnetism PlacesLocation: Μουσείο Φυσικών Επιστημών και Τεχνολογίας, Πανεπιστήμιο Αθηνών - Museum of Science and Technology, University of AthensOrigin: Πανεπιστήμιο Αθηνών - Φιλοσοφική Σχολή / University of Athens - Faculty of Philosophy