Category:Geodetic control points

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English: Geodetic control points or survey markers are markers used for surveying; Benchmarks are used for precise levelling and altitudes (Z), Trig points are geodetic reference points and monuments (XYZ)

Subcategories

This category has the following 11 subcategories, out of 11 total.

Media in category "Geodetic control points"

The following 130 files are in this category, out of 130 total.