Nitrogen —
Photo Credit: (c) 2021 alasnome.com

John III of Sweden —
Photo Credit: Johan Baptista van Uther - Public Domain, https://commons.wikimedia.org/w/index.php?curid=285714

Karin Månsdotter, Eric XIV and Jöran Persson — by Georg von Rosen, 1871
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=52131640

Karin Månsdotter —
Photo Credit: By Erik Johan Löfgren (1825-1884) - Public Domain, https://commons.wikimedia.org/w/index.php?curid=23554122

Eric XIV of Sweden —
Photo Credit: Domenicus Verwilt - Public Domain, https://commons.wikimedia.org/w/index.php?curid=52134980

Gustav Ericsson Vasa c. 1500 —
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=6726896

Sigismund III Vasa of Poland — By Marcello Bacciarelli
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=63869253

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

Blanche of Valois —
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=1912741

Katharine of Bohemia —
Photo Credit: By vlastní fotka - Own work, CC BY 3.0, https://commons.wikimedia.org/w/index.php?curid=5264120

Rudolf IV, Duke of Austria —
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=359225