Make the First LED From 1907 - H.J. Round - Instructables
Philips to unveil the world's first LED replacement for the 75-watt light bulb | LEDs Magazine
Japanese lighting factory released the first LED light bulbs that can illuminate even if the power is cut off | Eneltec Group
LED lamp - Wikipedia
World's first 100 watt equivalent LED replacement bulb
LED lamp - Wikipedia
50 Years of LED Technology | WIRED
The World's First LED Inspired This Giant LED Lamp
Philips unveils world's first LED replacement for most common household light bulb | LEDs Magazine
Emberline ST19 LED Bulb | Modern LED Light Bulbs – Mavisten Edition
How LEDs changed the world | Fortune
Ultra efficient | Philips lighting
On the origin of the LED lamp – Product Evolution
Philips Unveils World's First LED Replacement for Most Common Bulb
History of LED - Development of Light-Emitting Diodes
The L.E.D. Quandary: Why There's No Such Thing as “Built to Last” | The New Yorker
alburno produces LED 1.0 to represent the original light bulb prototype
Philips Announces the World's First LED Replacement for the 75-Watt Bulb
Inventing the LED Lightbulb - The Atlantic
LED Bulb - Lighting History, LED History | TCP Lighting
8W (40W Equivalent) G25 Globe LED Light Bulb - Warm White 2700K – First LED Lighting
Sylvania 40774 - LED5.5A15CDIM927CL13YTLBL2 8/CS 2/SKU Victorian Style Antique Filament LED Light Bulb2 - - Amazon.com
Light-emitting diode - Wikipedia
3M's first LED bulb uses TV tech to appeal to lighting Luddites | ExtremeTech | Led bulb, Electrical engineering books, Led
50 Years of LED Technology | WIRED
World's first LED lights developed from rice | EurekAlert!
