Philips unveils world's first LED replacement for most common household light bulb | LEDs Magazine
LED lamp - Wikipedia
The history of the LED
Early Green & Red LEDs (Unknown Mfr.) - Industrial Alchemy
Monsanto MV1 - The First Successful Red LED
History of LED Lighting | Shine Retrofits Lighting Blog
History of the LED
High Efficacy Redesign - Revolution Micro
50 Years of LED Technology | WIRED
Make the First LED From 1907 - H.J. Round - Instructables
NIIPP АЛ360Б (AL360B) - Fluorescent Green LED
The First Light Emitting Diodes - YouTube
File:Early LED Patents.png - Wikimedia Commons
GE SSL-5A - Gallium Arsenide Infrared LED
History Of White LEDs | Hackaday
Nobel Shocker: RCA Had the First Blue LED in 1972 - IEEE Spectrum
The World's First LED Inspired This Giant LED Lamp
The Surprising History of the LED: the amazing facts you didn't know - YouTube
Sexiest LED lightbulb ever is first true alternative to incandescents | Grist
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Behold the Revolution: LED Bulbs Are Now as Cheap as Incandescents
On the origin of the LED lamp – Product Evolution
Light-emitting diode - Wikipedia
