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| Hand
cutting with hammer and chisel and hardening of files about
200 years ago |
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| The
founders workshop in Perlen (left) |
The
founders workshop in Perlen (right) |
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| The
new building in Root (about 1948) |
The
new building in Root (about 1948) |
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| The
house with office and iron-goods shop |
The
new office building |
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| The
new warehouse construct (1965) |
The
new warehouse construct (1965) |
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| The
work on the forging hammer requires skill and concentration |
After
annealing, the file blanks are covered in scale and also require
straightening |
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| Each
file is individually ground to give a good surface on which
the teeth will be cut |
Working
on the hardening furnace was hot and somewhat unpleasant |
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| File
cutting on the largest machine |
The
file-cutting workshop at the end
of the 1950's |
