Jeanne Marquise d’Urfé —
Photo Credit: By Unknown - http://aulivrebleu.pagesperso-orange.fr/Urfe.html, Public Domain, https://commons.wikimedia.org/w/index.php?curid=21814054

"It's him. Place him in custody!" — Frontispiece illustration of Casanova's History of my Flight from the Prisons of the Republic of Venice. (1787, dated 1788)
Photo Credit: By Engraver, 1787 - From original edition, Bibliothèque nationale de France, Public Domain, https://commons.wikimedia.org/w/index.php?curid=24696005

Casanova —
Photo Credit: By Johann Berka - Public Domain, https://commons.wikimedia.org/w/index.php?curid=2337181

Louis XVII of France —
Photo Credit: By Alexander Kucharsky - Public Domain, https://commons.wikimedia.org/w/index.php?curid=1056851

Louis de France, dauphin —
Photo Credit: By Maurice Quentin de La Tour - Public Domain, https://commons.wikimedia.org/w/index.php?curid=12059972

Decoration for a Masked Ball at Versailles — c.1860 from a 1764 plate
Photo Credit: By Charles Nicolas Cochin I - Public Domain, https://commons.wikimedia.org/w/index.php?curid=24835105

Madame de Pompadour —
Photo Credit: By François-Hubert Drouais - Public Domain, https://commons.wikimedia.org/w/index.php?curid=3184790

Frederick the Great defeats the French — Battle of Rossbach, 5 November 1755
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=29367712

Frederick's marriage to Elisabeth Christine — 12 June 1733 at Schloss Salzdahlum
Photo Credit: By J. G. SchmidtCreator:Johann Georg Schmidt (Kupferstecher) - Public Domain, https://commons.wikimedia.org/w/index.php?curid=30245110

Napoleon visits Frederick's (first) sarcophagus — His will specified he should be buried without pomp next to his greyhounds. Nephew and successor Frederick William II instead ordered the body to be entombed next to his father in the Potsdam Garrison Church
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=1539955

Baptism of Frederick, 1712 —
Photo Credit: By Unknown - Harper's New Monthly Magazine, Vol. 40 (1870), Public Domain, https://commons.wikimedia.org/w/index.php?curid=18102188