First Color Photo — First durable color photographic image, demonstrated by James Clerk Maxwell in an 1861 lecture
Photo Credit: By James Clerk Maxwell (original photographic slides) ; scan by User:Janke. - Scanned from The Illustrated History of Colour Photography, Jack H. Coote, 1993. ISBN 0-86343-380-4., Public Domain, https://commons.wikimedia.org/w/index.php?curid=1007375

Commemoration of Maxwell's Equations — One of three identical IEEE Milestone Plaques, this one at King's College, the others at Maxwell's birthplace in Edinburgh and the family home at Glenlair.
Photo Credit: By Lourakis - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=40513486

James Clerk Maxwell. Pre-1923 — A young Maxwell at Trinity College, Cambridge. He is holding one of his color wheels.
Photo Credit: By Unknown, Public Domain, https://commons.wikimedia.org/w/index.php?curid=122071

James and Katherine Maxwell, 1869 —
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=122348

Saturn — Taken March 22, 2004 by the Hubble Space Telescope
Photo Credit: By NASA, ESA and E. Karkoschka (University of Arizona) - http://hubblesite.org/newscenter/archive/releases/2004/18/image/a/ (direct link), Public Domain, https://commons.wikimedia.org/w/index.php?curid=3111498

A Treatise on Electricity and Magnetism — Title, author and publisher page from first volume of Maxwell's masterwork
Photo Credit: By published by James Clerk Maxwell ( - Cambridge, 5 November 1879) - This is a scanned page of "A Treatise on Electricity and Magnetism Volume I", Public Domain, https://commons.wikimedia.org/w/index.php?curid=830848

James Clerk Maxwell — By George J. Stodart - Frontpiece in James Maxwell, The Scientific Papers of James Clerk Maxwell.
Photo Credit: Ed: W. D. Niven. New York: Dover, 1890., Public Domain, https://commons.wikimedia.org/w/index.php?curid=2311942

The formulat for e —
Photo Credit:

Jacob Bernoulli — cropped
Photo Credit: By Niklaus Bernoulli (1662-1716) - [2] [3], Public Domain, https://commons.wikimedia.org/w/index.php?curid=266673

Napier's Logs — Cover of Mirifici logarithmorum canonis descriptio (1614)
Photo Credit: By Unknown - Napier, Mark (1834) , William Blackwood, Public Domain, https://commons.wikimedia.org/w/index.php?curid=32144984

Bust of Napier, holding his 'bones' — At the Craighouse Campus of Napier University, Edinburgh
Photo Credit: By Kim Traynor - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=15880932