Recorder, sunshine

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Ingenium, 1987.0745.001
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OBJECT TYPE: BURNING GLASS/CAMPBELL-STOKES
DATE: Unknown
ARTIFACT NUMBER: 1987.0745.001

MANUFACTURER: Negretti & Zambra
MODEL: Unknown
LOCATION: London, England

More Information

General Information

Serial #: M/1875
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: SLATE BASE/ STEEL BRACKET?

Dimensions

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

Length: 23.0 cm
Width: 23.0 cm
Height: 28.8 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Meteorology
Category: Sunshine intensity & duration measurement
Sub-Category: N/A

Manufacturer

AKA: Negretti Zambra
Country: England
State/Province: Unknown
City: London

Context

Country: Canada
State/Province: Unknown
Period: Unknown
Canada: TYPE OF SUNSHINE RECORDER USED BY CANADIAN METEOROLOGICAL SERVICE IN CANADIAN CLIMATE STUDIES; CAMPBELL-STOKES RECORDERS HAVE BEEN USED IN CANADA SINCE AT LEAST THE 1920'S.
Function: AN INSTRUMENT FOR MEASURING THE DURATION OF SUNSHINE IN WHICH THE SUN'S RAYS, COLLECTED BY A SPHERE OF OPTICAL GLASS, BURN A TRACK IN A SPECIALLY PREPARED CARD.
Technical: MAY BE EXAMPLE OF SECOND OF 2 RECORDERS USED IN CANADIAN METEROLOGICAL SERVICE DESIGNED ARCTIC SUNSHINE RECORDER, REQUIRED TO RECORD EXTENSIVE SUMMER SUNSHINE FARNORTH. ONE RECORDER IS SET UP AS USUAL, OTHER IS FIXED AT RIGHT ANGLES TO FIRST, BOTH HAVE EXTENDED SCALES. THIS ARRANGEMENT OBSOLETE BY 1966.
Area Notes: Unknown

Details

Markings: Incised lettering reading 'M/ 1875' & 'NEGRETTI & ZAMBRA/ LONDON'/ plate on side reading 'Made for/ INSTRUMENTS LTD./ OTTAWA & TORONTO/ BRITISH MAKE'/ incised white scale reading 30 to 60.
Missing: GLASS SPHERE From CA of 12/16/1993 by Tony Missio: Yes - missing glass globe
Finish: BLACK BASE WITH REMNANTS OF WHITE PAINT/ BLACK AND GREY PARTS, NOW CORRODED.
Decoration: MFR'S SYMBOL INCISED ON BASE.

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

Negretti & Zambra, Recorder, sunshine, Unknown Date, Artifact no. 1987.0745, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1987.0745.001/

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