The Alchymist, in Search of the Philosopher's Stone, Discovers Phosphorus, and Prays for the Successful Conclusion of his Operation, as was the Custom of the Ancient Chymical Astrologers
1775 · mezzotint
Image: 56.1 x 45.5 cm (22 1/16 x 17 15/16 in.); Plate: 58 x 45.6 cm (22 13/16 x 17 15/16 in.); Sheet: 64.6 x 50.7 cm (25 7/16 x 19 15/16 in.)
Cleveland Museum of Art














