Protractor
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Ingenium,
2002.0402.016
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- OBJECT TYPE
- rolling
- DATE
- 1840–1900
- ARTIFACT NUMBER
- 2002.0402.016
- MANUFACTURER
- Unknown
- MODEL
- Unknown
- LOCATION
- Unknown
More Information
General Information
- Serial #
- N/A
- Part Number
- 16
- Total Parts
- 81
- AKA
- N/A
- Patents
- N/A
- General Description
- IVORY; METAL
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 15.2 cm
- Width
- 4.0 cm
- Height
- 1.0 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Exploration and Survey
- Category
- Survey equipment
- Sub-Category
- N/A
Manufacturer
- AKA
- Unknown
- Country
- Unknown
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- Canada
- State/Province
- Unknown
- Period
- DRAWING INSTRUMENTS PRESUMABLY USED C. 1840S-C. 1900. SOME INDIVIDUAL PIECES MAY HAVE BEEN USED EARLIER.
- Canada
-
MARCUS SMITH WAS BORN IN NORTHUMBRIA, ENGLAND IN 1831 AND WORKED ON THE CONSTRUCTION & SURVEY OF EARLY BRITISH RAILWAYS. HE EMIGRATED TO CANADA IN 1849 AND WORKED ON THE GREAT WESTERN AND NIAGARA & DETROIT RIVER RAILWAY (UNTIL 1860) AND INTERCOLONIAL RAILWAY (RESTIGOUCHE, NB DISTRICT) (1868-72); FROM 1872-86 SMITH WORKED FOR THE CANADIAN PACIFIC RAILWAY, & WAS ACTING CHIEF DURING THE ABSENCE OF SIR SANFORD FLEMING (1876-78). HIS LAST POST WAS AS A CONSULTING ENGINEER TO THE CANADIAN GOV'T. (1886-92) MARCUS SMITH DIED IN 1901. (REF.1) - Function
-
SPECIALIZED INSTRUMENTS COLLECTED TOGETHER TO FORM A "KIT" FOR USE IN DRAFTING, DRAWING AND/OR MEASURING, ESPECIALLY IN THE FIELD OR WHEN TRAVELLING. - Technical
-
LARGE & VARIED COLLECTION OF DRAWING, DRAFTING & MEASURING INSTRUMENTS, MOST OF WHICH WERE 'ASSEMBLED' TO FORM A KIT. SOME OF THE INSTRUMENTS MAY PRE-DATE 1800: SEE DETAILED INVENTORY IN SUPP. INFO. ALL BELIEVED USED BY MARCUS SMITH: HE MAY HAVE ACQUIRED SOME OF THE INSTRUMENTS AS 'USED' OR 'SECOND-HAND'. - Area Notes
-
Unknown
Details
- Markings
- Scales include divided whole degrees; scales of 1/4, 1/2, 3/4 and 1 inch to the foot; on reverse: scales of 30, 35, 40, 45, 50 & 60 parts to the inch; scale of chords; and proportional logarithmic scales. No mfr's markings visible.
- Missing
- appears complete.
- Finish
- ivory; metal rollers & roller mounts
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Unknown Manufacturer, Protractor, circa 1840–1900, Artifact no. 2002.0402, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/2002.0402.016/
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