Case, octant
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Ingenium,
1979.0080.003
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- OBJECT TYPE
- N/A
- DATE
- 1850
- ARTIFACT NUMBER
- 1979.0080.003
- MANUFACTURER
- Black & Murray
- MODEL
- Unknown
- LOCATION
- Calcutta, India
More Information
General Information
- Serial #
- N/A
- Part Number
- 3
- Total Parts
- 3
- AKA
- N/A
- Patents
- N/A
- General Description
- Wood case with brass hardware and manufacturer's plate
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 30.0 cm
- Width
- 28.8 cm
- Height
- 10.1 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Marine Transportation
- Category
- Navigation instruments & equipment
- Sub-Category
- N/A
Manufacturer
- AKA
- Black Murray
- Country
- India
- State/Province
- Unknown
- City
- Calcutta
Context
- Country
- Unknown
- State/Province
- Unknown
- Period
- Unknown
- Canada
-
Unknown - Function
-
Holds and protects an octant while not in use. - Technical
-
Manufactured by Black & Murray. Scale reads from -10 degrees to 110 degrees, and vernier reads to 20 degrees. Octants made it possible to view and measure the angle between two different objects. - Area Notes
-
Unknown
Details
- Markings
- On the plate inside the box: "BLACK & MURRAY/ CHRONOMETER/ WATCH CLOCK & SCIENTIFIC/ INSTRUMENT MAKERS/ CHART AGENTS TO THE ADMIRALTY/ AND GOVERNMENT OF INDIA/ CALCUTTA"
- Missing
- Missing key
- Finish
- Dark brown finished wood exterior with dark brown metal hardware. Unfinished red-brown wood interior with green feld and a brass-coloured plate.
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Black & Murray, Case, octant, circa 1850, Artifact no. 1979.0080, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/item/1979.0080.003/
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