File:Light bulb Edison 2.jpg

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This is a retouched picture, which means that it has been digitally altered from its original version. Modifications: cropped, crease lines and stains removed, dirt specks partially removed, lines reconstructed, levels adjusted, colour balanced, image partially desaturated, brightness increased, and contrast increased. The original can be viewed here: Light bulb Edison.jpg. Modifications made by Durova.

Summary

Description

English: Light bulb patent application. Photolithography reproduction.

Date

1880

Source

Edited version of Image:Light bulb Edison.jpg.

Author

Thomas Edison (reprinted by the Norris Peters Co.)

Permission
( Reusing this file)

	This media file is in the public domain in the United States. This applies to U.S. works where the copyright has expired, often because its first publication occurred prior to January 1, 1923. See this page for further explanation.
	This image might not be in the public domain outside of the United States; this especially applies in the countries and areas that do not apply the rule of the shorter term for US works, such as Canada, Mainland China (not Hong Kong or Macao), Germany, Mexico, and Switzerland. The creator and year of publication are essential information and must be provided. See Wikipedia:Public domain and Wikipedia:Copyrights for more details.

File usage

The following pages on Schools Wikipedia link to this image (list may be incomplete):

Thomas Edison

Metadata

This file contains additional information, probably added from the digital camera or scanner used to create or digitize it. If the file has been modified from its original state, some details may not fully reflect the modified file.

Orientation	Normal
Horizontal resolution	300 dpi
Vertical resolution	300 dpi
Software used	Adobe Photoshop CS3 Windows
File change date and time	02:51, 29 July 2008
Colour space	Uncalibrated

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