Psychrometer
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1988.0935.001
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- OBJECT TYPE
- SLING/FOLDING RIGID HANDLE/POCKET
- DATE
- 1949
- ARTIFACT NUMBER
- 1988.0935.001
- MANUFACTURER
- Negretti & Zambra
- MODEL
- Unknown
- LOCATION
- London, England
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- ALUMINUM FRAME/ NON-FERROUS METAL HANDLE/ GLASS THERMOMETERS/ COTTON MUSLIN WICK/ MERCURY/ LEATHER CASE WITH FABRIC LINING/ GLASS BOTTLE WITH CORK
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 26.7 cm
- Width
- 6.1 cm
- Height
- 3.0 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Forestry
- Category
- Silviculture
- Sub-Category
- N/A
Manufacturer
- AKA
- Negretti Zambra
- Country
- England
- State/Province
- Unknown
- City
- London
Context
- Country
- Canada
- State/Province
- Saskatchewan
- Period
- 1930'S+
- Canada
-
A BRITISH-MADE METEOROLOGICAL INSTRUMENT USED BY THE CANADIAN FORESTRY SERVICE TO MONITOR ATMOSPHERIC-CLIMATIC CONDITIONS. THIS EXAMPLE IS MARKED 'DFS' FOR DOMINION FORESTRY SERVICE, WHICH WAS THE NAME OF THE DEPARTMENT BETWEEN 1936 & 1949 (SEE SUPP.INFO.) - Function
-
AN INSTRUMENT FOR DETERMINING ATMOSPHERIC HUMIDITY BY COMPARING THE DIFFERENT READINGS FROM TWO THERMOMETERS, ONE WITH A BULB KEPT WET. THE INSTRUMENT IS VENTILATED BY WHIRLING IT THROUGH THE AIR. - Technical
-
AN EXAMPLE OF A SIMPLE, PORTABLE HUMIDITY MEASURING INSTRUMENT. IT IS TYPICAL OF BRITISH (& CANADIAN) PSYCHROMETERS IN HAVING ARIGID (THOUGH FOLDING) HANDLE & A HEAVY FRAME PROTECTING THE THERMOMETERS. IT APPEARS IN N&Z'S 1938 CATALOGUE - Area Notes
-
Unknown
Details
- Markings
- INCISED BLACK 'NEGRETTI & ZAMBRA/ LONOND/ BRITISH MAKE' ON FRONT/ INCISED 'DFS' ON FRONT/ BLACK MARKINGS & SCALES FOR 20 TO 120 F., ONE MARKED ON BACK IN SCRIPT '(British Make)'/ TYPEWRITTEN LABEL ON CASE READS 'SASK. AIR PATROL'
- Missing
- EXTRA MUSLIN WICKS
- Finish
- METALLIC FRAME/ PLATED HANDLE/ WHITE COTTON/ CLEAR GLASS WITH WHITE BACK/ BROWN LEATHER & MAROON LINING
- Decoration
- SUPERIMPOSED 'N' & 'Z' FORMING MFR'S LOGO
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Negretti & Zambra, Psychrometer, before 1949, Artifact no. 1988.0935, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/1988.0935.001/
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