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Ingenium, 1968.0325.001
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OBJECT TYPE: Dumpy
DATE: 1880–1900
ARTIFACT NUMBER: 1968.0325.001

MANUFACTURER: Unknown
MODEL: Unknown
LOCATION: Unknown

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 2
AKA: N/A
Patents: N/A
General Description: Metal/ Glass.

Dimensions

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

Length: 43.8 cm
Width: 4.3 cm
Height: N/A
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Exploration and Survey
Category: Measurement-distance
Sub-Category: N/A

Manufacturer

AKA: Unknown
Country: Unknown
State/Province: Unknown
City: Unknown

Context

Country: Unknown
State/Province: Unknown
Period: Unknown
Canada: Charles Hearn Mfr.'d instruments in Montreal c. 1860-1865. Hearn's widow carried on the business, and in 1870 changed its name to Hearn & Co. Shes married Thomas H. Harrison c.1874; He worked with his wife as well as having a wholesale business, Harrison & Co. which was run by his son John. In the 1880s, this firm became Hearn & Hearrison's Optical and Scientific Institute: they imported a wide variety of instruments, including survey equipment. A 1907 Hearn & Harrison catalogue lists a variety of instruments from French and English manufacturers (PP.1041-42, P.1045).
Function: Used to measure vertical distance.
Technical: Unknown
Area Notes: Unknown

Details

Markings: 'HYDRO GRAPHIC SURVEY 3'
Missing: Appears complete.
Finish: Unknown
Decoration: N/A

CITE THIS OBJECT

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

Unknown Manufacturer, Level, circa 1880–1900, Artifact no. 1968.0325, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/item/1968.0325.001/

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