scientific instrument

Object NameGeissler Tube

Made FromGlass, Uranium Glass, Metal

Dateabout 1890-1910

Place Madepossibly Germany; possibly France

TechniqueLampworked

SizeOverall H: 9.4 cm, W: 2.1 cm, D: 1.6 cm

Accession Number2014.8.17

Curatorial Area(s)

Modern
Science and Technology

Not On View

Physical DescriptionGeissler Tube. Colorless glass, transparent yellow uranium glass, metal; lampworked. Glass tube with two ovoid ends, each containing a metal rod. One end has small pulled glass attachment; other end is capped with metal electrode. Tube between ends manipulated into figure-eight shape with bulbous shape at midpoint. Half of tube between ends covered in transparent yellow glass.
Provenance

Source Chayette & Cheval - 2014-03-13