Tube, calibration
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Ingenium,
1996.0507.001
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- OBJECT TYPE
- DUFF HYGROMETER
- DATE
- 1930–1939
- ARTIFACT NUMBER
- 1996.0507.001
- MANUFACTURER
- Unknown
- MODEL
- Unknown
- LOCATION
- Unknown
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 8
- AKA
- N/A
- Patents
- N/A
- General Description
- .1-.4 BRASS? WITH CORK & WAX? STOPPERS/.5-.8 FERROUS METAL WITH RUBBER? PART/.6 STRIP OF ADHESIVE TAPE ATTACHED TO TUBE SIDE
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 7.5 cm
- Width
- 39.5 cm
- Height
- N/A
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Forestry
- Category
- Fire fighting
- Sub-Category
- N/A
Manufacturer
- AKA
- Unknown
- Country
- Unknown
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- Canada
- State/Province
- Ontario
- Period
- Unknown
- Canada
-
FROM COLLECTION OF FORESTRY & FIRE-FIGHTING EQUIPMENT USED BY & ACQUIRED FROM PNFI. FOUNDED IN 1918, IT WAS OLDEST CONTINUOUSLY OPERATING FORESTRY-RESEARCH ESTABLISHMENT IN CANADA UNTIL IT CLOSED IN 1995. PNFI STUDIED GROWTH OF VARIOUS SPECIES & FOREST MANAGEMENT,PARTICULARLY FIRE PREVENTION & SUPPRESSION. - Function
-
DEVICE USED FOR CALIBRATING DUFF HYGROMETER, WHICH IS DEVICE TO MEASURE MOISTURE CONTENT OF DUFF (LAYER OF DEAD PLANT MATERIAL ON FOREST FLOOR). - Technical
-
EXAMPLE OF SIMPLE DEVICE USED TO CALIBRATE INSTRUMENT. - Area Notes
-
Unknown
Details
- Markings
- .1 BLACK HANDWRITTEN "10" 0N BASE, TUBE & TOP; "24893" ON TOP/.2 BLACK HANDWRITTEN "20" 0N BASE, TUBE & TOP; "252423" ON TOP/.3 BLACK HANDWRITTEN "30" 0N BASE, TUBE & TOP; "24888" ON TOP/.4 BLACK HANDWRITTEN "5" 0N BASE, TUBE & TOP; "25581" ON TOP/.6 BLACK HANDWRITTEN "20 s" ON TUBE SIDE/.8 BLACK HANDWRITTEN "50 s" ON TUBE SIDE
- Missing
- APPEAR COMPLETE
- Finish
- .1-.4 BRASS COLOURED WITH NATURAL COLOURED CORK & RED SEAL/.5-.8 GREY
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Unknown Manufacturer, Tube, calibration, between 1930–1939, Artifact no. 1996.0507, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/item/1996.0507.001/
FEEDBACK
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