Accession No

0307

Brief Description

rectilinear regiomontanus dial, German, first half 17th century

Origin

Germany

Maker

Class

dials

Earliest Date

1600

Latest Date

1650

Inscription Date

Material

ivory; metal (silver)

Dimensions

width 75mm; depth 94mm; height 8mm

Special Collection

Robert Whipple collection

Provenance

Purchased by Robert Stewart Whipple from Gertrude Hamilton (trading as "Mercator"), Paris, France, in 04/1928.

Inscription

Description Notes

Ivory leaf; pinhole sights pierced in the ivory on the upper edge. Silver articulated index arm terminating in finger-pointing hand (lacks plumb line). Hour scale divided 12, 1 - 12, numbered by 1. Trigon of zodiac signs, subdivided to 10˚, crossed by lines of latitude for every degree. The latitude lines are unnumbered apart from a scratched 40, 45 and 50. Zodiac scale repeated on the midday hour line. RHS and lower edge carry unnumbered altitude quadrant, divided [0] - [90], subdivided to 1˚.
Reverse: plain.

Condition: good.

[NOTE: On 15/04/2015 XRF analysis was conducted on this instrument. Results are given in the ‘Notes’ field.]

References

Events