Admiral De Russel
Head of the French Lighthouse Commission in 1825
Baron Auguste De Meritens
Invented electrical generators and arc lamps for lighthouses
Nils G Dalen
Invented the Sun Valve and many Acetylene devices for lighthouses
John M Courtenay
Inventor of the Courtenay Whistling Buoy in 1876
Benjamin Franklin Coston
Invented the Gas Light at Christina Creek DE
Frederick W Cooper
Engineer in Chance Brothers Lighthouse Department 1924-1944
Nicolas Condorcet
Scientist in Optics Second man to reduce the thickness of lenses
Jean D Colladon
Designed submarine signals in Switzerland
Col Thomas F Colby
Gave first report of the Fresnel lens to England and Scotland
Michel E Chevreul
Invented the stearine candle