box of galvanometer parts, including mirrors, wire, and terminal block
Date: 1930-1950
Inventory Number: 1997-1-0340
Classification: Galvanometer Parts
Subject:
Maker: Leeds & Northrup Company (1903 - 1995)
Cultural Region:
Place of Origin:
Dimensions:
box: 5.7 × 15 × 27.4 cm (2 1/4 × 5 7/8 × 10 13/16 in.)
Description:
Painted grey wooden box with wooden knob on exterior houses six small cardboard boxes and one paper envelope containing Leeds & Northrup galvanometer parts. Two boxes contain small circular mirrors mounted with brass clamp on rectangular wire frame supporting coil for reflecting galvanometer. Four boxes contain pair of suspension wires of different lengths. Small envelope contains black terminal block.
Signedon two boxes containing mirrors and coils: LEEDS & NORTHRUP
stamped on boxes containing suspension wires: Leeds & Northrup Co. / Philadelphia, Pa. / Made in U.S.A.
stamped on boxes containing suspension wires: Leeds & Northrup Co. / Philadelphia, Pa. / Made in U.S.A.