[Atmospheric Phenomena]: Zahn 1696

Title: [Atmospheric Phenomena] Author: Johann Zahn Date: 1696 Medium: Copperplate engraving Condition: Very Good - light age toning and foxing, minor surface dirt, issued center fold Inches: 18 1/4 x 15 1/2 [Paper] Centimeters: 46.36 x 39.37 [Paper] Product ID: 3110026 Celestial chart by Johann Zahn (1641-1707), German mathematician and scientist who wrote prolifically on the camera obscura and other topics related to optics. Demonstrates various atmospheric phenomena caused by the sun such as halos. Published in Zahn's Specula Physico-Mathematico-Historica (1696).