Catalog Archive
Auction 181, Lot 44

"No. 5 Horologium Horizontale Signa Zodiaci Ascendentia: Ec. Cotinens...", Ritter, Franz

Subject: Cartographic Miscellany, Horology

Period: 1610 (dated)

Publication: Speculum Solis…

Color: Black & White

14.6 x 11.6 inches
37.1 x 29.5 cm

Franz Ritter was a German mathematician and astronomer whose works are extremely rare. This beautiful engraving is a horological diagram remarkable for the elaborate decorative border. At top is a large cartouche and at bottom is a 32-point wind rose. Zodiac symbols appear at far right and left. A very rare and unusual cartographic curiosity.


Condition: B+

A very dark impression that is somewhat uneven at far right, on a bright sheet with a small medallion watermark and a chips in the bottom blank margin that has been professionally repaired. A binding trim at left has been professionally replaced.

Estimate: $240 - $300

Sold for: $180

Closed on 2/10/2021