Gray's Auctioneers
Live Auction

Objects of Desire

Wed, Feb 25, 2026 10:00AM EST
Lot 1

English Mirror Galvanometer by Griffin

Estimate: $400 - $600

Bid Increments

Price Bid Increment
$0 $10
$200 $25
$500 $50
$1,000 $100
$2,000 $200
$5,000 $500
$10,000 $1,000
$20,000 $2,000
$50,000 $5,000
$100,000 $10,000
$200,000 $50,000
$1,000,000 $100,000
English Mirror Galvanometer by Griffin of London, 19th/20th Century
Brass and wood instrument to read weak electrical currents according to William Thomson's (later Lord Kelvin) specifications, patented in the United Kingdom in 1858. Also known as a Kelvin Galvanometer. This tripod version dates from circa 1900.

H: 15 W: 6 1/2 D: 6 1/2 in.

Condition

Missing a small screw to the wood base. General wear and grime commensurate with use.
Overall Dimensions
Height: 15.00

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