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This image is from the website of the Smithsonian Institution [1] and may be copyrighted. The Smithsonian Institution explicitly considers the use of its content for non-commercial educational purposes to qualify as fair use under United States copyright law, if:

1. The author and source of the content is clearly cited.
2. Any additional copyright information about the photograph from the Smithsonian Institution website is included.
3. None of the content is modified or altered.

It is believed that the use of these materials

• for educational purposes,
• if no free replacement could reasonably be created,
• on the English-language Wikipedia, hosted on servers in the United States by the non-profit Wikimedia Foundation,
• with the above information clearly included,

falls under the fair use provision as outlined above. Any other use of this image, on Wikipedia or elsewhere, may be copyright infringement. See Wikipedia:Fair use for more information.

To the uploader: please add a detailed fair use rationale for each use, as described on Wikipedia:Image description page, as well as the source of the work and copyright information.