細節
A fine mid-late 19th Century 10 inch reflecting circle
Signed on the index arm Carl Bamberg Berlin -- Friedenau No 11296, the oxcidised brass spoked circle with inlaid silver scale and two verniers with tangent screw finescale adjustment, marble finished magnifier arm (magnifier missing) and spirit level, prismatic telescope with six shades, double mahogany handle in fitted case with accessories stamped in lid Blake J.H. 376, brass securing hooks and handle -- 12½ x 12½in. (32 x 32cm.) square
See illustration
Signed on the index arm Carl Bamberg Berlin -- Friedenau No 11296, the oxcidised brass spoked circle with inlaid silver scale and two verniers with tangent screw finescale adjustment, marble finished magnifier arm (magnifier missing) and spirit level, prismatic telescope with six shades, double mahogany handle in fitted case with accessories stamped in lid Blake J.H. 376, brass securing hooks and handle -- 12½ x 12½in. (32 x 32cm.) square
See illustration