Allegory of the marriage of the dual principles in the work: on the left the female, mercurial side with the pelican as a symbolic animal, feeding its young with its blood, and on the right, the male, sulphur side with the firebird, the Phoenix.
(Fig. 1) 𝘍𝘪𝘨𝘢𝘶𝘳𝘶𝘮 𝘈𝘦𝘨𝘺𝘱𝘵𝘪𝘰𝘳𝘶𝘮 𝘚𝘦𝘤𝘳𝘦𝘵𝘢𝘳𝘶𝘮, 18𝘵𝘩 𝘤𝘦𝘯𝘵𝘶𝘳𝘺








