Gear set
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1990.0292.001
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- OBJECT TYPE
- METER-READING
- DATE
- 1960–1969
- ARTIFACT NUMBER
- 1990.0292.001
- MANUFACTURER
- Bausch & Lomb Optical Co.
- MODEL
- 53-14-75
- LOCATION
- Rochester, New York, United States of America
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 14
- AKA
- N/A
- Patents
- N/A
- General Description
- GEARS:SYNTHETIC/ CASE: WOOD COVERED WITH PAPER; VELVET LINING; METAL HARDWARE WITH LEATHER STRAPS
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 26.8 cm
- Width
- 15.8 cm
- Height
- 2.0 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Exploration and Survey
- Category
- Photogrammetry
- Sub-Category
- N/A
Manufacturer
- AKA
- Bausch Lomb
- Country
- United States of America
- State/Province
- New York
- City
- Rochester
Context
- Country
- North America
- State/Province
- Unknown
- Period
- Unknown
- Canada
-
Unknown - Function
-
GEAR COMBINATIONS ARE USED IN A UNIVERSAL TRACING TABLE TO MECHANICALLY CONVERT THE COUNTER READINGS INTO UNITS OF THE PARTICULAR MEASURING SYSTEM BEING USED WITH DUE REFERENCE TO THE INCIDENTAL MAPPING SCALE, I.E., IT PROVIDES FOR A VARIETY OF DIRECT-READING MAPPING SCALES. - Technical
-
THE SELECTION OF GEARS IN THE SET PROVIDES A FAIRLY UNIFORM DISTRIBUTION OF DIRECT READING SCALES OVER THE ENTIRE RANGE OF MAPPING SCALES. - Area Notes
-
Unknown
Details
- Markings
- GEARS:.1 'M60';.2 'M48';.3 'M84'; M4 'M56';.8 'M40';.9 'M60';.10 'M48';.11 'M66';.12 'M112';.13 'M100';.14 'M96'/ CASE: STAMPED ON LID TOP: 'B/ &L'/ PAGE AFFIXED TO INSIDE LID READS IN PART: 'METER READING GEAR CHART/ 53-14-75/ PLOTTING SCALE/ GEAR NUMBER/ SHAFT A/ SHAFT B/ SHAFT C/ SHAFT D/ One Revolution of Elevation Counter = 10 meters for scales 16 to 31...'/ HANDWRITTEN ON LABEL: 'TRACING TABLE NO 2053VA'
- Missing
- TWO '54' GEARS
- Finish
- BLACK SIMULATED LEATHER CASE WITH BLUE VELVET LINING/ BLACK GEARS WITH WHITE PRINTING
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Bausch & Lomb Optical Co., Gear set, between 1960–1969, Artifact no. 1990.0292, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1990.0292.001/
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