Education
The Tuning Forks manufactuered in the workshop ARNO BARTHELMES in Zella-Mehlis / Germany will give teachers support in physics or music lessons to illustrate acoustic phenomenons.
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Education The Tuning Forks manufactuered in the workshop ARNO BARTHELMES in Zella-Mehlis / Germany will give teachers support in physics or music lessons to illustrate acoustic phenomenons.
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