Accession No

2240

Brief Description

piece of glass perforated by a spark, by Heinrich Daniel Ruhmkorff, French, c. 1860

Origin

France

Maker

Ruhmkorff, Heinrich Daniel

Class

electrical

Earliest Date

1855

Latest Date

1861

Inscription Date

Material

glass

Dimensions

67 x 63 x 46mm

Special Collection

Provenance

Transferred from Cavendish Laboratory, University of Cambridge, 07/06/1988.

Inscription

‘Piece of Glass
perforated by a spark
by Ruhmkorff
given to me by
Mr Gassiot
Dec. 20. 1861
T.R. Robinson’ (on lid of box)

Description Notes

Piece of glass perforated by a spark, by Heinrich Daniel Ruhmkorff, German, c. 1860.

Glass block with cracks where it was hit by an electrical spark.
Somewhat dilapidated wooden case.

Label on lid of box reads:

“Piece of Glass perforated by a spark by Ruhmkorff given to me by Mr Gassiot Dec. 20. 1861, T.R. Robinson”

Condition good (some chips in the glass, including one large one).

References

Events