Theodolite
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1987.0810.001
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- OBJECT TYPE
- BALLOON/PORTABLE/BATTERY POWERED
- DATE
- 1948
- ARTIFACT NUMBER
- 1987.0810.001
- MANUFACTURER
- Watts, E.R. & Son Ltd.
- MODEL
- B-1
- LOCATION
- London, England
More Information
General Information
- Serial #
- 61528
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- METAL THEODOLITE/ GLASS & SYNTHETIC PARTS/ WOOD CASE WITH FELT PADDING AND BRASS HARDWARE/ BRASS PLUMB LINE WITH CORD AND SYNTHETIC PART/ METAL ACCESSORIES
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 33.0 cm
- Width
- 27.5 cm
- Height
- 23.2 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Meteorology
- Category
- Upper wind speed & direction measurement
- Sub-Category
- N/A
Manufacturer
- AKA
- Watts
- Country
- England
- State/Province
- Unknown
- City
- London
Context
- Country
- Canada
- State/Province
- Unknown
- Period
- 1940'S TO 1950'S
- Canada
-
USED BY CANADIAN METEOROLOGICAL SERVICE FOR OBSERVING CANADIAN METEOROLOGICAL PHENOMENA. - Function
-
INSTRUMENT WITH TELESCOPIC SIGHTS FOR ESTABLISHING HORIZONTAL OR VERTICAL ANGLES, USED TO FOLLOW DRIFT OF PILOT BALLOONS TO DETERMINE UPPER ATMOSPHERIC WIND SPEED AND DIRECTION. - Technical
-
THE MSC TYPE B-1 THEODOLITE WAS AN E.R. WATTS INSTRUMENT MODIFIED BY MSC - Area Notes
-
Unknown
Details
- Markings
- Incised lettering on base reading 'E.R. WATTS & SON. LTD./LONDON' & 'NO. 61528'/plates on base reading 'M.S.C. TYPE B-1/NO. 61528' & 'MADE FOR INSTRUMENTS LTD./OTTAWA & TORONTO/MADE IN ENGLAND'/plate on case interior with logo and reading 'ENGINEERS & SURVEYORS', 'INSTRUMENTS & SUPPLIES', & 'E.R. Watts & Son Ltd./123 Camberwell Rd. London, England'/decal reading 'BALLOON THEODOLITE/INSTRUMENT NO. 61528 DATE 5/8/48 / GRATICULE MARKINGS 1 IN 100/ IMPORTANT: - REMOVE BATTERY CELLS FROM INSTRUMENT/AS SOON AS THEY ARE EXHAUSTED'.
- Missing
- From CA of 12/17/1993 by Tony Missio: Undetermined
- Finish
- BLACK WRINKLE AND BLACK ENAMEL FINISHED THEODOLITE/ BRUSHED METAL, PLATED AND BRASS COLOURED PARTS/ VARNISHED WOOD CASE WITH GREEN PADDING/ BRASS COLOURED AND PLATED PLUMB LINE WITH GREEN CORD AND BLUE SYNTHETIC DISK/ BRASS COLOURED AND BLACK ENAMELED ACCESSORIES
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Watts, E.R. & Son Ltd., Theodolite, 1948, Artifact no. 1987.0810, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingenium.ca/en/id/1987.0810.001/
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