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Blasting after rock slip, Gotthard pass road 1969.
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Blasting after rock slip, Gotthard pass road 1969.

Blasting after rock slip, Gotthard pass road 1969.
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Blasting after rock slip, Gotthard pass road 1969.

Blasting after rock slip, Gotthard pass road 1969
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Blasting after rock slip, Gotthard pass road 1969

Blasting at the Ölberg, Axenstrasse 1992
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Blasting at the Ölberg, Axenstrasse 1992

In mid air. A wonderful blast in building railroad to Deadwood 1890 .
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In mid air. A wonderful blast in building railroad...

Flood rock in hell gate cana
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Flood rock in hell gate cana

Road building at Mafuga Forest. A group of labourers drill rocks with hand chisels in Ishasha
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Road building at Mafuga Forest. A group of laboure...