Images(2)

scientific instrument

Object NameGeissler Tube

Made FromGlass, Uranium Glass, Metal

Dateabout 1890-1910

TechniqueLampworked

SizeOverall H: 12.7 cm, W: 2.6 cm, D: 2 cm

Accession Number2014.8.7

Curatorial Area(s)

Place Made

possibly Germany; possibly France

Physical DescriptionGeissler Tube. Colorless glass, transparent yellow uranium glass, metal; lampworked. Glass tube with two ovoid ends, each containing a metal rod; one end also has small pulled glass attachment. End without pulled attachment capped with metal electrode. Tube between ends manipulated into serpentine shape with bulbous shape at midpoint. Half of tube is covered in transparent yellow glass.
Provenance

Provenance Remark

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