Leeds & Northrup Wheatstone Bridge Test Set No. 5430, Used by Ford Motor Company, circa 1928
01
Artifact Overview
Artifact Details
Artifact
Wheatstone bridge
Date Made
circa 1928
Creators
Place of Creation
Location
Not on exhibit to the public.
Object ID
79.106.2
Credit
From the Collections of The Henry Ford.
Material
Wood (Plant material)
Plastic
Metal
Paper (Fiber product)
Leather
Glass (Material)
Rubber (Material)
Color
Brown
Black (Color)
White (Color)
Dimensions
Height: 6 in
Width: 9 in
Depth: 8.5 in
Inscriptions
on front plate:
ENGINEERING LABORATORY / N-751 283857 / FORD MOTOR COMPANY
on side plate:
REMOVE THIS PLATE / AND RENEW DRY CELLS / EVERY SIX MONTHS OR / WHEN INSTRUMENT LACKS / SENSITIVITY. INSERT NEW / CELLS SO THAT CENTER / TERMINAL OF CELL / MAKES CONTACT / WITH THIS PLATE.
carved on bottom:
N-751 17-5
on interior surface:
L & N / LEEDS & NORTHRUP / PHILADELPHIA / 283857 / MADE IN U.S.A.
at top of instruction sheet on inside of lid:
DIRECTIONS FOR OPERATING LEEDS & NORTHRUP TEST SET No. 5430
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