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Basis-Bonn 1847
Monument64919760…cec3

Basis-Bonn 1847

Precision in Bonn's Surveying History

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The Basis-Bonn 1847 is a geodetic survey point used by Johann Jakob Baeyer to execute the Rhineland Triangulation. This 2.1 km line was meticulously measured along the Kölnstraße in 1847. It served as the foundational length for a survey network stretching from Aachen to Zurich.
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A cast-iron table with an inscription marks a point of the baseline.

Quick Facts

Wheelchair Access
Fully accessible

Audio Guide

0:000:47

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