Title: The Philosopher's Stone from Heinrich Khunrath, Amphiteatrum sapientiae aeternae
Object type: Print
Date: n.d.
Artist: Attributed to Peter van der Doort 
Artist bio: born  Antwerp, active Hamburg ca. 1590–1605
Artist role: Artist
Medium: Engraving
Dimensions: sheet: diameter 15 7/8 in. (40.4 cm)
Classification: Prints
Credit line: Purchase, C. G. Boerner Gift, 2011
Department: Drawings and Prints
Repository: Metropolitan Museum of Art, New York, NY