Case, octant

Use this image

Can I reuse this image without permission? Yes

Object images on the Ingenium Collection’s portal have the following Creative Commons license:

ATTRIBUTE THIS IMAGE

Ingenium, 1979.0080.003
Permalink:

Ingenium is releasing this image under the Creative Commons licensing framework, and encourages downloading and reuse for non-commercial purposes. Please acknowledge Ingenium and cite the artifact number.

DOWNLOAD IMAGE

PURCHASE THIS IMAGE

This image is free for non-commercial use.

For commercial use, please consult our Reproduction Fees and contact us to purchase the image.

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/id/1979.0080.003/

FEEDBACK

Submit a question or comment about this artifact.