Electrostatics Demonstration Kit Material_Bristle Four-finish Leslie's cube in tinplate

Four-finish Leslie's cube in tinplate at 13cm per side — blackened

Twelve-ball drilled set in a foam-lined plastic case with two each of aluminum

including beakers

Die-cast body with plated brass parts anchors this cork-lined two-prong universal clamp

this bottle of coarse 20-mesh iron filings is a staple for classroom magnetism and field-pattern demonstrations

Electrostatics Demonstration Kit Material_Bristle Four-finish Leslie's cube in tinplateNineteen piece electrostatics kit anchored by a gold leaf electroscope, with polystyrene spheres, polythene plates, an electrophorus, proof plane, and acetate strips for hollow conductor work.