Details
A polished-brass transit theodolite,
by Troughton & Simms, the telescope with rack and pinion focusing, graduated bubble-level, rack and pinion adjustable eyepiece, cross-wire adjusters and aluminium folding sights and object glass holder, the vertical circle with silvered scale, twin verniers and magnifiers, bubble-level, supported by two A-frames from the horizontal plate, with chamfered silvered scale, two verniers and folding magnifiers, on three-screw tripod attachment, in mahogany case -- 14 5/8in. (37.1cm.) wide
See Illustration
by Troughton & Simms, the telescope with rack and pinion focusing, graduated bubble-level, rack and pinion adjustable eyepiece, cross-wire adjusters and aluminium folding sights and object glass holder, the vertical circle with silvered scale, twin verniers and magnifiers, bubble-level, supported by two A-frames from the horizontal plate, with chamfered silvered scale, two verniers and folding magnifiers, on three-screw tripod attachment, in mahogany case -- 14 5/8in. (37.1cm.) wide
See Illustration