General Information

Serial #

N/A

Part Number

1

Total Parts

1

AKA

N/A

Patents

N/A

General Description

BAR: BRONZE ALLOY - COPPER, TIN & ZINC/ BOX: WOOD WITH METAL HARDWARE/ INNER BOX: WOOD; FELT LINING WITH HORSEHAIR STUFFING; COTTON LIFTING TABS

Dimensions

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

Length

104.7 cm

Width

10.5 cm

Height

8.8 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

Ontario

Period

1874-1960

Canada

AN ADDITIONAL STANDARD IMPERIAL YARD THAT COULD BE USED AS A REFERENCE AGAINST WHICH MEASUREMENTS FOR TRADE, INDUSTRY AND SCIENCE COULD BE CHECKED ('A' & 'B' BARS WERE THE PRIMARY STANDARDS). BAR NO. 1 WAS KEPT IN BRITAIN AS THE OFFICIAL STANDARD FOR THE BRITISH EMPIRE [REF 1].

Function

USED AS A STANDARD YARD MEASURE REFERENCE FOR SCIENCE AND INDUSTRY.

Technical

THIS BAR IS PROBABLY ONE OF THE 70 BARS USED IN THEIR INVESTIGATIONS BY THE BRITISH COMMITTEE FORMED IN 1838 TO CONSTRUCT A NEW STANDARD YARD. THEYWERE DISTRIBUTED THROUGHOUT THE WORLD WITH EACH BAR BEING STAMPED WITH THE TEMP. AT WHICH IT WAS ONE YARD IN LENGTH [REF. 1]

Area Notes

Unknown

Details

Markings

INSCISED ON TOP OF BAR: 'Copper 16 oz./ Tin 2 1/2/ Zinc 1/ Mr. Baily's Metal No. 12 STANDARD YARD at 61.80 [degrees] Fah.t Cast in 1845 Troughton & Simms, LONDON.'/ STAMPED ON PLUG: '44'/ INCISED ON PLATE AFFIXED TO FRONT OF BOX: 'STANDARD YARD NO. 12/ CAST IN 1845'/ PLATE ON TOP OF BOX: 'I.B. 401'/ PAPER LABEL ON BACK OF BOX READS: 'DO NOT REMOVE/ NE PAS DECOLLER/ Holding Unit-Deteneur/ 205D/ E.D.R.-R.D./ 63332/ CCA 1512 (4-88)'

Missing

N/A

Finish

WOOD STAINED AND VARNISHED/ GREEN FELT LINING/ BRASS ROD LACQUERED

Decoration

N/A