Leeds & Northrup Data Recorder, Used by the Detroit Edison Company Research Dept., circa 1920
01
Artifact Overview
Artifact Details
Artifact
Datalogger
Date Made
circa 1920
Creators
Place of Creation
Location
Not on exhibit to the public.
Object ID
2016.0.1.22
Credit
From the Collections of The Henry Ford.
Material
Metal
Paper (Fiber product)
Glass (Material)
Color
Black (Color)
Silver (Color)
Dimensions
Height: 16.25 in
Width: 18 in
Length: 19.25 in
Inscriptions
on plaque:
RECORDER/ LEEDS & NORTHRUP CO., PHILADELPHIA./ PATENTED JULY 26TH 1910, APRIL 1ST 1913, JAN. 19TH 1915 & OTHER PATENTS/ SERIAL NO. 135371M/ MADE IN U.S.A.
on plate at bottom:
THE DETROIT EDISON CO. RESEARCH DEPT./ NO. 1139
on plate on front:
L&N RECORDER/GREASE MOTOR SPARINGLY, AN EXCESS OF GREASE IS SURE TO CAUSE MOTOR TROUBLE./[...]/LEEDS & NORTHRUP CO./ PATENTED/ MADE IN U.S.A.
on motor:
THE LEEDS & NORTHRUP CO. PHILADELPHIA USA/ EMERSON MOTOR/ FOR AC11OV 60/ ONLY WHEN USED WITH 123 OHMS IN SERIES CIRCUIT330 OHMS IN GAP CIRCUIT/ NO. P73963/ MADE IN UNITED STATES OF AMERICA
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