Description
large and small helical springs
exposing the rotating coil and field magnet for direct observation as students supply 4-9V to drive the rotation
trigonal-planar
Ten-pack of 6V flash-lamp bulbs on E10 miniature Edison screw bases
Hardwood Herbarium Press with Buckle Straps Weight_250g large and small helical springsHardwood herbarium press frame with buckle straps for drying and preserving plant specimens, sized for classroom collections and field botany projects.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
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