細節
ROSS, London
A 2-inch, single-draw telescope(number defaced), with lens cap, ray shade, dust-slide and tapering leather covered outer body-tube -- 32½in (82.5 cm) long, extended
A 2-inch, single-draw telescope(number defaced), with lens cap, ray shade, dust-slide and tapering leather covered outer body-tube -- 32½in (82.5 cm) long, extended