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Early Coherer, c. 1899

Inventory Number: 88920

88920-1t 88920-2t 17473-19433-34674-50538-53061-55585-57633-62930-72143-72278-80963-82611-87538-88920-98899-1t

Date: c. 1899

Maker Details: Unknown

Inscription: "29/11/99 C / nic & sil / Busy 1 Hour" handwritten on attached folded paper label.

Size: 110 mm in overall length (excluding end wires)

Materials: Glass, copper, nickel, silver, assorted metals.

Other Given Number(s): Christie's 15.


Early Coherer, relatively fragile, dated 1899. In small, narrow cylindrical glass tube with nickel-plated components, and copper connection wires exiting from each end. Structure appears to be two glass rods tied together side by side, with upper glass rod having protruding glass tip. Label would indicate that filings are made of nickel and silver.

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