Details
A fine oxidised-brass French transit theodolite,
signed H. Morin 11, rue Dulong Paris, the telescope with rack and pinion focusing, lens cap and four adjustable wire turns, the axis supporting two 5in. (14cm.) vertical circles, with silvered scales, two verniers with white reflector screens, a single magnifier, raised on twin H supports, incorporating fine-screw adjustment with spring clamps, graduated bubble level, the cross-bubble arranged to sit on the axis, a further bubble level with twin Y supports and sprung clamp for telescope mounting, one support with locating pins for the bracket with spirit-fired lamp and lens, with nickel-plated chimney, the vertical supports raised on the horizontal plate enclosing the silvered circle, with two verniers, reflector shades and magnifiers, tangent-screw fine adjustment and clamp, raised on a short tapering pillar with supplementary sighting telescope, further tangent-screw fine adjustment and clamping device, on tripod stand with three adjustable screw feet, with secondary prismatic telescope, plummet, tools, ray shade and eyepiece shades, in the original fitted wood carrying case with iron handle and back padding -- 16in. (42cm.) wide
See Front Cover Illustration
signed H. Morin 11, rue Dulong Paris, the telescope with rack and pinion focusing, lens cap and four adjustable wire turns, the axis supporting two 5in. (14cm.) vertical circles, with silvered scales, two verniers with white reflector screens, a single magnifier, raised on twin H supports, incorporating fine-screw adjustment with spring clamps, graduated bubble level, the cross-bubble arranged to sit on the axis, a further bubble level with twin Y supports and sprung clamp for telescope mounting, one support with locating pins for the bracket with spirit-fired lamp and lens, with nickel-plated chimney, the vertical supports raised on the horizontal plate enclosing the silvered circle, with two verniers, reflector shades and magnifiers, tangent-screw fine adjustment and clamp, raised on a short tapering pillar with supplementary sighting telescope, further tangent-screw fine adjustment and clamping device, on tripod stand with three adjustable screw feet, with secondary prismatic telescope, plummet, tools, ray shade and eyepiece shades, in the original fitted wood carrying case with iron handle and back padding -- 16in. (42cm.) wide
See Front Cover Illustration