Arc_And_Gas_Lamp_Patents_2005.pdf▾1.7 MiB▾4 days ago

Flame_Torch_1996.txt▾2.4 KiB▾4 days ago

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LED_Performance_2002.txt▾2.3 KiB▾4 days ago

Light_And_Growing_Spectrum_1999.txt▾7.2 KiB▾4 days ago

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Light_Intensity_Calibration_Curve_For_Different_Common_Silicon_Cells_2002.pdf▾17.9 KiB▾4 days ago

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Lighting_Alternatives_Including_X-Miss_Tree_Bulbs_1997.txt▾7.2 KiB▾4 days ago

The_History_Of_The_Light_Bulb_2009.pdf▾89.4 KiB▾4 days ago

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Twillight_Definitions_2001.txt▾2.4 KiB▾4 days ago

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Useful_Early_Lighting_Notes_1999.txt▾18.6 KiB▾4 days ago