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**Pith Ball Electroscope

**Pith Ball Electroscope

Comprises a pair of pith balls, 16mm diameter suspended by cotton threads from a wire frame stand.
Overall height: 160mm approx.

$44.06
**Pith Ball Electroscope—
$44.06

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Comprises a pair of pith balls, 16mm diameter suspended by cotton threads from a wire frame stand.
Overall height: 160mm approx.