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The boys picking out
treasure
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Last weekend the legendary Mr. Simonin had another
one of his sales for the students. The tools are all left overs from the
last time, however, there were still a lot of treasure to be found. All
the students found something they wanted and went home happy.
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Shuai slowing down the
balance on the poisig tool to find the accurate heavy spot
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Eddie doing static poising
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In school Shuai and Eddie learned how to do static
poising on balances using the poising tool and cutting small holes on the
underside of them to perfectly poise them. It is quite challenging due to
the sensitivity of the external influences such as air current, or dust in the
air.
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Tomas doing some polishing
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Tomas is working on a pocket watch with broken
pallet jewels. He has to find a correct sized and angled pallet jewel to
replace it with. There are sometimes not the perfect match, therefore
Tomas had to grind and polish it to the correct size and shape.
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Theren experimenting with
different sunray setups
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Theren finished his alarm ratchet wheel from last
week and tried to match the original finishing as close as possible. He
has also started to restore the rest of the movement, removing rust and
refinishing some of the surfaces.
Simone continues to work on his vintage ladies
calibres. The hairsprings are extrememly small and challenging. Special
tweezers are often needed to even be able to manipulate the hairspring.
Timing the watches are also challenging, as ladies movements are innately
bad timekeepers due to their small balances.