Octagonal pocket sundial
Record status
Individual type · partial
Period
20th century
An octagonal pocket sundial with built-in compass. Horizontal dial and gnomon adjustable over a range of latitudes. The beak of the bird supporting the gnomon serves as the index for the latitude scale. With four separate sets of hour scales. With the latitudes of 17 cities on the back side. Signed 'Butterfield à Paris'. After the design by Michael Butterfield (1635-1735), born in London and active in Paris.
An octagonal pocket sundial with built-in compass. Horizontal dial and gnomon adjustable over a range of latitudes. The beak of the bird supporting the gnomon serves as the index for the latitude scale. With four separate sets of hour scales. With the latitudes of 17 cities on the back side. Signed 'Butterfield à Paris'. After the design by Michael Butterfield (1635-1735), born in London and active in Paris.
Evidence at a glance
- Linked sources
- 1
- Photograph views
- 1
- Catalogue references
- 0
Counts describe this entry’s documentation, not authenticity, rarity or completeness. Photographs may show one specimen; check each caption and licence.
Physical characteristics
- Material (listing wording)
- Brass and glass
- Dimensions or weight (listing wording)
- 6 x 7 x 1 cm
Identification
- Source note
- Auction-house description published on Invaluable. Attribution and measurements describe the photographed example; independent type authentication remains research required.
- Listing object ID
- 205808065
Catalogue references
No catalogue numbers recorded. Numbers are only published once transcribed from a verified edition of a standard catalogue — they are never inferred.
Research required
- Independent confirmation of type attribution and auction-house statements remains research required.