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Triangulation means determining the distance to a place when there are two places with a known distance between them. Like in a triangle. This instrument is manufactured by the optical company Cary in London before 1843. The theodolite became an important instrument for making accurate maps of the world. This was used by the Royal Artillery and Engineering College, Stockholm, Sweden.
Photo: Kronholm, Susanne / Tekniska museet
Triangulation means determining the distance to a place when there are two places with a known distance between them. Like in a triangle. This instrument is manufactured by the optical company Cary in London before 1843. The theodolite became an important instrument for making accurate maps of the world. This was used by the Royal Artillery and Engineering College, Stockholm, Sweden.
Photo: Gerdén, Anna / Tekniska museet
Triangulation means determining the distance to a place when there are two places with a known distance between them. Like in a triangle. This instrument is manufactured by the optical company Cary in London before 1843. The theodolite became an important instrument for making accurate maps of the world. This was used by the Royal Artillery and Engineering College, Stockholm, Sweden.
Photo: Okänd / Tekniska museet
Triangulation means determining the distance to a place when there are two places with a known distance between them. Like in a triangle. This instrument is manufactured by the optical company Cary in London before 1843. The theodolite became an important instrument for making accurate maps of the world. This was used by the Royal Artillery and Engineering College, Stockholm, Sweden.
Photo: Okänd / Tekniska museet
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