Heliostat, by J. Duboscq, Paris, c. 1870 | |||||||||||
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| Inventory Number: | 48217 | ||||||||||
| Object Type: | | ||||||||||
| Place Created: | Paris France Europe |
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| Accession Number: | 1957-79 | ||||||||||
| Brief Description: | Instrument sits on a cylindrical base containing a clockwork mechanism. Instrument sits on top of a central pillar. Instrument consists of a circular 24 hour clock face (divided between 1-12 morning hours and 1-12 afternoon hours). A semi-circular mount sits perpendicular to clock face. Mount holds a copper alloy arm designed to hold a mirror. Attached to side of arm is a crosshatched sighter for aligning arm with direction of the sun. Clockwork mechanism is controlled via two minute hand dials on base of device, along with a switch labelled 'A/R' and a dial labelled 'M/A'. | ||||||||||
| Primary Inscriptions: | "J.. Duboscq à Paris", "No 6"
Clock movement signed "PAUL GARNIER PARIS", no. 5642, "MÉDAILLE D'OR Paris 1827" | ||||||||||
| Provenance: | Transferred from the Clarendon Laboratory.
Previously bequeathed to the Clarendon Laboratory by Lord Cherwell | ||||||||||
| Collection Group: | |||||||||||
| Material(s): |
copper alloy metal Bone | ||||||||||
| Dimensions: |
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Narratives | |||||||||||
Permalink: http://www.mhs.ox.ac.uk/object/inv/48217