Recorder, data

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Ingenium, 2000.0121.002
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OBJECT TYPE: analog/chart
DATE: 1945
ARTIFACT NUMBER: 2000.0121.002

MANUFACTURER: Leeds & Northrup Co.
MODEL: SPEEDOMAX/A
LOCATION: Philadelphia, Pennsylvania, United States of America

More Information

General Information

Serial #: 668631
Part Number: 2
Total Parts: 2
AKA: Chart recorder and power supply
Patents: N/A
General Description: METAL CASINGS & RACK; SYNTHETIC PARTS; GLASS WINDOW; PAPER CHART

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length: N/A
Width: N/A
Height: N/A
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Astronomy
Category: Research
Sub-Category: N/A

Manufacturer

AKA: Leeds Northrup
Country: United States of America
State/Province: Pennsylvania
City: Philadelphia

Context

Country: Canada
State/Province: Ontario
Period: CA. 1945 +
Canada: INSTRUMENT USED IN HIS SPECTROSCOPY LAB BY DISTINGUISHED BRITISH-CANADIAN PHYSICIST DR. R.W. NICHOLLS, ACQUIRED AFTER HIS MOVE FROM UNIV. OF LONDON TO UNIV. OF WESTERN ONTARIO IN 1948, & THEN MOVED TO YORK UNIVERSITY WHEN HE TRANSFERRED THERE TO HEAD NEW PHYSICS DEPT. IN 1965.
Function: Unknown
Technical: EXAMPLE OF COMMERCIALLY MADE RESEARCH GRADE SPECTROSCOPY INSTRUMENT OF 1940'S. L&N MICRODENSITOMETER WAS USED BY MANY STUDENTS INCLUDING PHD STUDENTS DON MACEWEN (PROF. EMERITUS AT UNIV. OF SASKATCHEWAN) & WALT DEWLEY (NOW AT UNIV. OF WATERLOO).
Area Notes: Unknown

Details

Markings: METALLIC LETTERING ON METAL PANEL ON RECORDER DOOR READS "SPEEDOMAX/ T.M. REG. U.S. PAT. OFF. TYPE A/ LEEDS & NORTHRUP CO./ PHILADELPHIA MADE IN U.S.A."; RED "R249" PAINTED ON DOOR; INTERIOR PLATE READS "SPEEDOMAX/ SERIAL NO.668631/ LICENSED UNDER THE FOLLOWING U.S. PATENTS/ 1820212 2162469"
Missing: N/A
Finish: BLACK PAINTED RACK & CASINGS; METALLIC DOOR HANDLES & PARTS; COLOURLESS TRANSPARENT WINDOW; WHITE PAPER; BLACK POWER CORD
Decoration: BLACK & METALLIC STRIPED METAL PANELS ABOVE & BELOW WINDOW

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If you choose to share our information about this collection object, please cite:

Leeds & Northrup Co., Recorder, data, circa 1945, Artifact no. 2000.0121, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/2000.0121.002/

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