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Opisometer Geology Polished hardwood test tube rack

SKU 1652945893
4.4
Opisometer Geology Polished hardwood test tube rack
Opisometer Geology Polished hardwood test tube rack
Opisometer Geology Polished hardwood test tube rack
Opisometer Geology Polished hardwood test tube rack
Description

Polished hardwood test tube rack with a traditional two-tier design

Used to draw electrons from glass and ebonite rods during rubbing

and cochlear detail for auditory teaching

Single large transparent plate filled with iron-rod plotting compasses

Opisometer Geology Polished hardwood test tube rackOpisometer with a knurled wheel on a threaded spindle, rolling along curved lines on maps, charts, and drawings to convert winding distance into straight line length for geography coursework.

Exchange/Return Notes
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  • Final sale items are not eligible for returns or exchanges.
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