3D scan of beam scales on a wooden base, that were used on a table top. The name of the producer/seller is hardly legible, the location is recognizable as Vienna.

The instrument was used by the former Speleological Institute and ...

3D scan of a small theodolite. The instrument was used for horizontal and vertical angle calculations by the former Speleological Institute and later by the Karst and Caves Department (Geology and Palaeontology) of the Natural ...