Description
the ferrous reference specimen in the metal density series
this metal wave helix demonstrates pulse propagation
and aquatic vertebrate morphology for biology teaching
durable enough for repeated classroom handling
Hardwood Insect Pinning Block with 5-Hole Step Heights Color coded periodic table Periodic table Chemical elements Periodic table poster the ferrous reference specimen inStepped five hole pinning block sets each insect pin at a consistent height, standardizing specimen mounting position across an entomology collection.
Exchange/Return Notes
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- Final sale items are not eligible for returns or exchanges.
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