lchemist Sendivogius and Sigismund III — endivogius at the court of King Sigismund III Vasa around 1600, and quickly achieved great fame, as the Polish king was himself an alchemy enthusiast and even conducted experiments with Sendivogius. In Kraków's Wawel castle, the chamber where his experiments were performed is still intact.
Photo Credit: By Jan Matejko - Public Domain, https://commons.wikimedia.org/w/index.php?curid=67711