Say what you will about the past few years, it has produced some useful tools for the surveyor. First, LiDAR technology made it possible to collect high-density 3D data with spectacular speed, so that ...
On a glorious sunny June day we reached the summit of Céidín, south of the Glen of Imall, to find a triangulation station or trig pillar. These concrete pillars are found on many prominent peaks ...
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