Saturday, November 6, 2010

Charles Babbage

Charles BabbageCharles Babbage, (December 26, 1791 – October 18, 1871) was an English mathematician, philosopher, inventor, and mechanical engineer who originated the concept of a programmable computer. Considered a "father of the computer", Babbage is credited with inventing the first mechanical computer.

Description: Charles Babbage 1860.jpg. Obituary portrait of Charles Babbage (1791-1871) published in The Illustrated London News on 4 November 1871.
The caption is "The late Mr. Babbage." This portrait was derived from a photograph of Babbage taken at the Fourth International Statistical Congress which took place in London in July 1860

Date: Originally published 4 November 1871

Source: A scan or photograph of a page from The Illustrated London News newspaper. The news print from the reverse side can be seen in the background of this un-retouched image. Life magazine images hosted by Google.

Author: Unknown staff artist for The Illustrated London News. Permission: (Reusing this file) First published in 1871, copyright expired 70 years after publication.

This image is a faithful reproduction of a two-dimensional work of art and thus not copyrightable in itself in the U.S. as per Bridgeman Art Library v. Corel Corp.;. the same is also true in many other countries. The original two-dimensional work shown in this image is free content
because: This image (or other media file) is in the public domain because its copyright has expired.

This applies to the United States, where Works published prior to 1978 were copyright protected for a maximum of 75 years. See Circular 1 "COPYRIGHT BASICS" PDF . Works published before 1923 (in this case ca. 1871) are now in the public domain.

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