Heinrich Wild
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Heinrich Wild was a Swiss businessman, industrial designer, and inventor who was the founder of Wild Heerbrugg, a Swiss optical instruments manufacturing company.
Heinrich and Lilly Wild (1900)
Designs by H. Wild
Theodolite
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A theodolite is a precision optical instrument for measuring angles between designated visible points in the horizontal and vertical planes. The traditional use has been for land surveying, but it is
Heinrich Wild
…company. At 15 years of age, Wild became an apprentice with the engineer Legler in Glarus (hydraulic engineer for the Linth River). He bought a small theodolite, and after a short time independently made expanded measurements of the flow of the river Linth. Later Wild joined the Geometerschule (geometer school…
Diagram of an optical readout theodolite
Jesse Ramsden's Great Theodolite of 1787
A theodolite of 1851, showing the open construction, and the altitude and azimuth scales which are read directly
A theodolite of the transit type with six-inch circles, manufactured in Britain c. 1910 by Troughton & Simms