Hello, you are biding on. A rare antique 19th c. Austrian or German surveying table compass. Used on the plane table or on special devices. The compass is built of brass with agate bearing needle, silvered scale with precision graduation, black dial.
Lock lever knob on side with sliding function. Ondition: very good for its age. Working condition pointing North accurate. Front glass crystal li removable, attached with O ring.
Please, see all photos to be sure what I'm offering. Measures: 3.5'' diameter x 0.5'' h. All my items are true vintage or as described, all authentic and original collectable items. They are described the best way I can. All questions will be answered on time depending on the time-zone differences.Package will be securely wrapped to prevent any damage. If needed in double box. Do not worry to contact me if you need assistance in any situation. Will do my best to satisfy my customers.