An unusual heart-shaped brass vertical altitude dial, early 17th century,
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Description
An unusual heart-shaped brass vertical altitude dial, early 17th century,
engraved for latitude 52, the obverse engraved for the summer months showing hours 4-12-7 with dotted half hour lines, the reverse engraved with the winter months and hours 8-12-5 and an altitude scale 0-60 degrees, 1/2in x 2 1/5in x 1/20in (6 2/5cm x 5 3/5cm x 1/5cm)
Footnotes:
Provenance:
Trevor Philip & Sons, Ltd., London, 2007.
Private collection.
The dial was probably designed to be worn as a pendant as there is a small heart-shaped bridge to which a cord or chain could be attached. two small holes are drilled for insertion of a pin gnomon (now missing). The engraved characters are similar to the work of James Kynvyn,
engraved for latitude 52, the obverse engraved for the summer months showing hours 4-12-7 with dotted half hour lines, the reverse engraved with the winter months and hours 8-12-5 and an altitude scale 0-60 degrees, 1/2in x 2 1/5in x 1/20in (6 2/5cm x 5 3/5cm x 1/5cm)
Footnotes:
Provenance:
Trevor Philip & Sons, Ltd., London, 2007.
Private collection.
The dial was probably designed to be worn as a pendant as there is a small heart-shaped bridge to which a cord or chain could be attached. two small holes are drilled for insertion of a pin gnomon (now missing). The engraved characters are similar to the work of James Kynvyn,
Condition
Lacking pin gnomon, otherwise in good condition. No case.
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An unusual heart-shaped brass vertical altitude dial, early 17th century,
Estimate £1,800 - £2,500
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