.jpg?w=1)
Details
A demonstration dip circle apparatus,
unsigned, the lacquered-brass stand and pillar with arm, mounted with an aluminium circle, with corresponding cage containing the plane needle with quadrant -- 13.3/8in. (34cm.) high
See Colour Illustration
unsigned, the lacquered-brass stand and pillar with arm, mounted with an aluminium circle, with corresponding cage containing the plane needle with quadrant -- 13.3/8in. (34cm.) high
See Colour Illustration