Gear set
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1996.0167.001
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- OBJECT TYPE
- IMPERIAL MEASURE/FEET
- DATE
- 1960–1969
- ARTIFACT NUMBER
- 1996.0167.001
- MANUFACTURER
- Bausch & Lomb Optical Co.
- MODEL
- 53-14-76
- LOCATION
- Rochester, New York, United States of America
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 11
- AKA
- N/A
- Patents
- N/A
- General Description
- SYNTHETIC GEARS. WOODEN CASE COVERED WITH LEATHERETTE & LINED WITH VELVET; METAL SNAP CLOSURES ON LEATHER STRAPS; PAPER LABEL INSIDE CASE
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 21.3 cm
- Width
- 13.0 cm
- Height
- 1.8 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
- Canada
- State/Province
- Ontario
- Period
- THIS TYPE OF SET USED C.1950S-1970S, AND POSSIBLY LATER
- Canada
-
Unknown - Function
-
GEAR COMBINATIONS ARE USED IN A UNIVERSAL TRACING TABLE TO MECHANICALLY CONVERT THE COUNTER READINGS INTO UNITS OF THE SELECTED MEASURING SYSTEM (IN THIS CASE FEET), WITH REFERENCE TO INCIDENTAL MAPPING SCALE. - Technical
-
THE SELECTION OF GEARS IN SETS LIKE THIS PROVIDES A FAIRLY UNIFORM DISTRIBUTION OF DIRECT READING SCALES,OVER THE ENTIRE RANGE OF MAPPING SCALE (REF.2). - Area Notes
-
Unknown
Details
- Markings
- BAUSCH & LOMB LOGO 'B / & L' WITHIN INVERTED TRIANGLE APPEARS IN SILVER SCRIPT IN UPPER LEFT OF CASE TOP/ PAPER LABEL INSIDE CASE READS IN PART: 'GEAR CHART/ 53-14-76/...One Revolution of Elevation Counter= 10 feet.../ FORMULA FOR SCALE DENOMINATOR: d=1500.A/B.C/D'. [TEXT REPRODUCED IN FULL IN SUPP.INFO. FILE]/ GEARS MARKED [.1-.11] 'F80', 'F60', 'F60', 'F60', 'F66', 'F36', 'F40', 'F90', 'F51', 'F66', & 'F72'
- Missing
- NONE
- Finish
- BLACK LEATHERETTE COVERED CASE: PURPLE VELVET LINING ON LOWER PORTION HOUSING GEARS. BLACK GEARS OFF-WHITE PAPER LABEL INSIDE CASE.
- 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. 1996.0167, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1996.0167.001/
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