"the great art of light and darkness" by Father Athanasius Kircher, 1646.
Kircher was a true renaissance man. jesuit. mathematician. astronomer. curator. teacher. cartographer. egyptologist. inventor. artist. shipwreck survivor.
the speculum planum
the process of the lunation. 28 phases of the moon for the northern hemisphere
maritime deathray. based on work by Archimedes
quadrans horarum
astral labiumprops to: peacay's photostream on flickr