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The hammer is used to split the stones so that you can see their structures better.
NMBE/Rodriguez
In some cases you need a magnifying glass to recognise the fossils.
NMBE/Rodriguez
The construction site at Bierhübeli for the reconstruction of Bern railway station.
NMBE/Rodriguez
The many treasures found are closely examined by the scientists.
NMBE/Rodriguez
The scientists have so far discovered some interesting finds at the station construction site.
NMBE/Rodriguez
Some large machines are needed for the conversion.
NMBE/Rodriguez