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Record Details

Coherer, Marconi Wireless Telegraph Co., Chelmsford, c. 1910

Inventory Number: 29475
Object Type:
Place Created: Chelmsford Essex England United Kingdom Europe
Accession Number: 1992-26
Brief Description: Vacuum tube with electrodes and gap, attached to a rod of either bone or ivory.Metal filings are probably silver and nickel.
Primary Inscriptions:
Provenance: Presented by the Rutherford Appleton Laboratory
Collection Group: