File:Aristarchus working.jpg

Aristarchus_working.jpg ‎(508 × 338 pixels, file size: 41 KB, MIME type: image/jpeg)

This is a file from the Wikimedia Commons. Information from its description page there is shown below.
Commons is a freely licensed media file repository. You can help.

Summary

10th century CE Greek copy of Aristachus Samos's 2nd century BCE calculations of the relative sizes of the Sun, Moon and the Earth.

Online source: Pearson Prentice Hall Companion Website for Astronomy Today

Original source: Library of Congress Vatican Exhibit

Licensing

This image (or other media file) is in the public domain because its copyright has expired.

This applies to Australia, the European Union and those countries with a copyright term of life of the author plus 70 years.

You must also include a United States public domain tag to indicate why this work is in the public domain in the United States. Note that a few countries have copyright terms longer than 70 years: Mexico has 100 years, Colombia has 80 years, and Guatemala and Samoa have 75 years, Russia has 74 years for some authors. This image may not be in the public domain in these countries, which moreover do not implement the rule of the shorter term. Côte d'Ivoire has a general copyright term of 99 years and Honduras has 75 years, but they do implement the rule of the shorter term.

This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights.

File usage

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

Learn more about Schools Wikipedia

SOS Children's Villages chose the best bits of Wikipedia to help you learn. Thanks to SOS Children, 62,000 children are enjoying a happy childhood, with a healthy, prosperous future ahead of them. Have you thought about sponsoring a child?