File:Thomas James Henderson, 1798-1844 Henderson-01r.jpg

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Thomas_James_Henderson,_1798-1844_Henderson-01r.jpg ‎(349 × 495 pixels, file size: 36 KB, MIME type: image/jpeg)

Summary

Description
English: Thomas Henderson (1798-1844), c. 1820s, Scottish Astronomer Royal, and the first person to measure the distance to a star (Alpha Centauri) from Earth using a parallax method.
Date
Source http://aussiethule.blogspot.ca/2006/11/thomas-james-henderson-1798-1844.html
Author Unknown authorUnknown author

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Public domain
This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.
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Note: This tag should not be used for sound recordings.PD-1923Public domain in the United States//commons.wikimedia.org/wiki/File:Thomas_James_Henderson,_1798-1844_Henderson-01r.jpg

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15 June 2005

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current13:05, 20 March 2013Thumbnail for version as of 13:05, 20 March 2013349 × 495 (36 KB)HarryzilberUser created page with UploadWizard

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