Ugo rex —
Photo Credit: Public Domain, https://en.wikipedia.org/w/index.php?curid=61396244

Saint Adélaïde — impératrice sur un vitrail par Lorin, dans l'Église de Toury
Photo Credit: By Kaho Mitsuki - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=36503927

Throne of Charlemagne - side view — At Aachen Cathedral
Photo Credit: By Berthold Werner, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=50404090

Margaret Mitchell in 1941 —
Photo Credit: By New York World-Telegram and the Sun staff photographer: Aumuller, Public Domain, https://commons.wikimedia.org/w/index.php?curid=1307964

Central Europe 915 — Kingdom of Conrad I (in green), with Lotharingia joined to West Francia
Photo Credit: By Trasamundo - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=9778961

Louis the Child —
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=635568

King Conrad I — From the Spieghel Historiael of Jacob van Maerlant, c. 1330
Photo Credit: By unknown, West Flanders - Jacob van Maerlant, Spieghel Historiael, Public Domain, https://commons.wikimedia.org/w/index.php?curid=9940377

Cavendish's apparatus for making and collecting hydrogen —
Photo Credit: By Henry Cavendish - Philosophical Transactions Public Domain, https://commons.wikimedia.org/w/index.php?curid=3032102

Henry Cavendish — Frontispiece of The Life of the Hon. Henry Cavendish,
Photo Credit: By George Wilson - Public Domain, https://commons.wikimedia.org/w/index.php?curid=7373371

Otto I, Holy Roman Emperor —
Photo Credit: By Axel Mauruszat -Public Domain, https://commons.wikimedia.org/w/index.php?curid=30478215

Saint Matilda — Pfarrkirche hl. Pankratius, Kirchenweg 1, Kirnberg an der Mank, Niederösterreich - Glasfenster hl. Mathilde in der südlichen Seitenkapelle
Photo Credit: By BSonne - Own work, CC BY 4.0, https://commons.wikimedia.org/w/index.php?curid=51843319