細節
A black-enamelled and lacquered-brass transit theodolite,
by T. Cooke & Sons Ltd., London, York and Capetown No. 7054, the telescope with rack and pinion focusing, cross-wire adjusters, the axis with vertical circle and graduated bubble-level, with silvered scale, two verniers, located on twin A-frames by two swing clamps, with tangent-screw fine adjustment and clamp, one A-frame with fitment for the trough compass, mounted on the horizontal plate with level and cross-bubble, chamfered silvered horizontal circle with two verniers and magnifiers, tangent-screw fine adjustment and clamp, on three-screw tripod attachment, in mahogany carrying case with some accessories -- 13.1/4in. (33.6cm.) wide
See Colour Illustration
by T. Cooke & Sons Ltd., London, York and Capetown No. 7054, the telescope with rack and pinion focusing, cross-wire adjusters, the axis with vertical circle and graduated bubble-level, with silvered scale, two verniers, located on twin A-frames by two swing clamps, with tangent-screw fine adjustment and clamp, one A-frame with fitment for the trough compass, mounted on the horizontal plate with level and cross-bubble, chamfered silvered horizontal circle with two verniers and magnifiers, tangent-screw fine adjustment and clamp, on three-screw tripod attachment, in mahogany carrying case with some accessories -- 13.1/4in. (33.6cm.) wide
See Colour Illustration