Brass Universal Equinoctial Sundial by Johan Schrettegger

Description:

Brass Universal Equinoctial Sundial by Johan Schrettegger, Augsburg, 18th/19th century, with rod gnomon, hour ring divided III-XII-I-IX, the latitude arc divided 10-90, compass box with blued-steel needle and silverd dial, the underside with latitudes for Augsberg and Cracow, the octagonal base with engraved stylized sun rays, wd. 2 in., in cardboard case.
Estimate $500-700

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