scientific instrument

Object NameGeissler Tube

Made FromGlass, Uranium Glass, Metal

Dateabout 1890-1910

Place Madepossibly Germany; possibly France

TechniqueLampworked

SizeOverall H: 13.8 cm, W: 2.6 cm, D: 2.1 cm

Accession Number2014.8.23

Curatorial Area(s)

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 also has small pulled glass attachment partially covered with reddish-brown substance. Tube between ovoid ends manipulated into flattened S-shape with two bulbous shapes flanking midpoint. Very faint transparent yellow glass covers bulbous shapes and glass tube situated between them.
Provenance

Source Chayette & Cheval - 2014-03-13