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Proportional compasses
Proportional compasses consisting of flat legs folding over each other like scissors and fitted with steel tips. The legs are inscribed with decreasing graduations (from 2 to 12) to divide a line down to the twelfth part. The hinge has an index and graduated semi-circle (divided into 180°) to measure [...]
Creator
- Europeana
Publisher
- Museo Galileo - Istituto e Museo di Storia della Scienza
Subject
- Mathematics
- mathematics
- Geometry
Type of item
- Proportional compasses
- Mathematical instrument
- Military instrument
- proportional compasses
Medium
- brass
- Brass
- brass (alloy)
Creator
- Europeana
Publisher
- Museo Galileo - Istituto e Museo di Storia della Scienza
Subject
- Mathematics
- mathematics
- Geometry
Type of item
- Proportional compasses
- Mathematical instrument
- Military instrument
- proportional compasses
Medium
- brass
- Brass
- brass (alloy)
Providing institution
Rights statement for the media in this item (unless otherwise specified)
- http://rightsstatements.org/vocab/InC/1.0/
- http://rightsstatements.org/vocab/InC/1.0/
Rights
- © Museo Galileo - Istituto e Museo di Storia della Scienza
Creation date
- 17th cent.
- 16XX
- 1700
- 1601
Identifier
- urn:imss:instrument:401093
Extent
- length 170 mm
Language
- eng
- ita
Is part of
- Medici collections
References
- http://catalogue.museogalileo.it/indepth/Compasses.html
Year
- 1601
- 1700
Providing country
- Italy