Description
Large-format 150mm convex glass mirror at 150mm focal length and ~5mm thickness
all 23mm thick
Wall-mounted Mason's hygrometer with two identical dual-scale thermometers — one dry and one kept wet via a water reservoir — calculating relative humidity from their paired reading difference
a thick 16
Karst, Caves and Water Action Landform Model, 2-Part Type_Geographical Large-format 150mm convex glass mirrorTwo part karst landform model with a removable surface that exposes caves, stalagmites, stalactites, and an underground lake, mapping 32 keyed features across the subsurface.
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]
- Please click here for more details>>> Return & Exchange Policy
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