Accession Number: 2009.uc.7
Black circular base plate with three knurled leveling knobs/feet; body: red circular magnet with a black metal circular top plate; single brass vertical column with a circular glass window.
Primary Materials: metal, brass, glass
Markings: Old Inventory Number – uc7.
Height = 13 cm, Length = 13 cm, Width = 13 cm
Precision electrical measurements. Observations made by orienting brass column at center front.
Date of Manufacture: