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Gulstad Relay, by Elliot Brothers Ltd, London, Early 20th Century

Inventory Number: 91761

91761-3t 13183-46067-91761-2t 91761-2t 91761-1t 13183-46067-91761-1t

Date: Early 20th Century

Maker Details: Signed by Elliot Brothers (London) Ltd.

Inscription: "ELLIOT BROTHERS / (LONDON) LTD. / GULSTAD / RELAY / 236 / SPACING MARKING / CLOSE OPEN" printed on exterior surface of cylinder. "37 EE 247 1" painted on side of base.

Size: 160 mm in overall height

Materials: Metal, brass, glass, nickel.

Other Given Number(s): Christie's 37, (37) 710 3 (white tag).


Gulstad Relay consisting of glazed top lacquered brass cylinder on black-painted rectangular metal base. With two brass dials on lower section of cylinder, one marked "SPACING", "MARKING" and the other marked "CLOSE", "OPEN". Glazed top reveals various brass components and a nickel-plated needle. Underside of base mostly hollowed out and reveals various metal and nickel-plated contacts. Previously catalogued with two other relays (Inv. Num.s 46067, 13183).

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