Charles I — Charles I with M. de St Antoine by Anthony van Dyck, 1633
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=22126975

Sixpence of Charles I — Inscribed: CAROLUS D(EI) G(RATIA) MAG(NAE) BRIT(ANNIAE) FR(ANCIAE) ET HIB(ERNIAE) REX ("Charles, by the grace of God, King of Great Britain, of France and of Ireland")
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=9435791

Charles I — Charles depicted as a victorious and chivalrous Saint George in an English landscape by Rubens, 1629–30
Photo Credit: By Peter Paul Rubens - Public Domain, https://commons.wikimedia.org/w/index.php?curid=15464559

Charles I with parents, King James & Queen Anne — Engraving by Simon de Passe, c. 1612
Photo Credit: By Simon van de Passe - Public Domain, https://commons.wikimedia.org/w/index.php?curid=6369954

Henrietta Maria —
Photo Credit: By Anthony van Dyck - Public Domain, https://commons.wikimedia.org/w/index.php?curid=150539

The execution of King Charles I — Contemporary German print of Charles I's beheading outside the Banqueting House, Whitehall
Photo Credit: By Unknown - Public Domain, https://commons.wikimedia.org/w/index.php?curid=6368163

King Charles I of England, Scotland and Ireland — Portrait by Gerrit van Honthorst, 1628
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=29205541

Dunfermline Abbey — Aerial view of Dunfermline abbey and historic quarter
Photo Credit: By Andrew Shiva / Wikipedia, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=51291176

J. P. Morgan — Photographed by Edward Steichen in 1903
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=2192463

Harold Stanley — President of Morgan Stanley, testifying before the National Monopoly Committee on Dec. 19, 1939. cropped
Photo Credit: By Harris & Ewing, photographer - Public Domain, https://commons.wikimedia.org/w/index.php?curid=79283483

IEEE Plaque at Great Barrington site —
Photo Credit: