Standard, length

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OBJECT TYPE
TERTIARY/6 FT/INVAR
DATE
1921
ARTIFACT NUMBER
1997.0148.001
MANUFACTURER
Troughton & Simms
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
BOX: WOOD WITH METAL HARDWARE/ MEASURE INVAR - STEEL AND NICKLE

Dimensions

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

Length
205.0 cm
Width
19.0 cm
Height
13.5 cm
Thickness
N/A
Weight
N/A
Diameter
N/A
Volume
N/A

Lexicon

Group
Metrology
Category
Length
Sub-Category
N/A

Manufacturer

AKA
Troughton Simms
Country
England
State/Province
Unknown
City
London

Context

Country
Canada
State/Province
Unknown
Period
PROBABLY AT THE TURN OF THE 20TH CENTURY
Canada
TYPE SAMPLE OF SECONDARY STANDARDS USED BY INSPECTORS IN CANADA
Function
USED AS A STANDARD SIX FOOT REFERENCE FOR INDUSTRY AND COMMERCE.
Technical
INVAR HAS AN EXTREMELY LOW COEFFICIENT OF EXPANSION WHICH IS NEEDED IN LENGTH STANDARDS
Area Notes
Unknown

Details

Markings
ETCHED ON TOP SIDE OF MEASURE: 'a/ TROUGHTON & SIMMS LONDON/ 1 2 3 4 5 6 7 8 9 10 11 1Ft 2Ft 3Ft 4Ft 5Ft 6Ft'/ TAPE ON BOX: 'LB 28'
Missing
BOX IN POOR CONDITION
Finish
BOX STAINED AND VARNISHED/ MEASURE: TOP LACQUERED; OTHER SIDES PAINTED MATTE YELLOW
Decoration
N/A

CITE THIS OBJECT

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

Troughton & Simms, Standard, length, before 1921, Artifact no. 1997.0148, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1997.0148.001/

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