device to puncture card with electric spark
Date: 1870-1890
Inventory Number: DW0407
Classification: Spark Device
Subject:
Maker: E. Ducretet & Cie ? (1864 - 1931)
Cultural Region:
Place of Origin:
Dimensions:
19.5 × 17 × 9.2 cm (7 11/16 × 6 11/16 × 3 5/8 in.)
Description:
A device consisting of two sharp metal points facing each other across a short distance. One of them is placed looking upwards on a wooden base. The other is held looking downwards from an insulated stand made of a glass rod and brass fittings. The height of the point held by the stand can be altered by adjusting a screw.
Its wooden base has one foot detached and one foot missing.
Its wooden base has one foot detached and one foot missing.
Signedunsigned
FunctionThis is a demonstration device intended to show how electric sparks puncture a card placed between the two sharp points.
Curatorial RemarksAccording to instrument's card, probably made by E. Ducretet & Cie. à Paris. See DW0408 for a similar style.