Difference between revisions of "Category:Electric lighting"

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[[File:Electric Lighting Brockhaus Efron Electric Lighting.jpg|200px|thumb|right|A illustration of an early electric lightbulb by Brockhaus and Efron (about 1905).]]
  
IEEE GHN Category [[Category:Light sources]]
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[[Category:Light_sources|{{PAGENAME}}]]

Revision as of 16:45, 20 November 2012

IEEE GHN Category

A illustration of an early electric lightbulb by Brockhaus and Efron (about 1905).