File:Mittelholzer-tschadsee.jpg
![File:Mittelholzer-tschadsee.jpg](https://upload.wikimedia.org/wikipedia/commons/thumb/7/7c/Mittelholzer-tschadsee.jpg/800px-Mittelholzer-tschadsee.jpg?20080225162021)
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Summary
[edit]DescriptionMittelholzer-tschadsee.jpg | Lake Chad in December 1930. Air photo taken by Swiss pilot and photographer Walter Mittelholzer (1894-1937). |
Date | (creation), 1932 (publication) |
Source | Own scan from book "Tschadseeflug" by Walter Mittelholzer, published in 1932 in Switzerland (publisher: "Verlag Schweizer Aero-Revue" in Zürich). |
Author | Walter Mittelholzer (1894-1937) |
Licensing
[edit]Public domainPublic domainfalsefalse |
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This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 70 years or fewer. ![]() Note that a few countries have copyright terms longer than 70 years: Mexico has 100 years, Jamaica has 95 years, Colombia has 80 years, and Guatemala and Samoa have 75 years. This image may not be in the public domain in these countries, which moreover do not implement the rule of the shorter term. Honduras has a general copyright term of 75 years, but it does implement the rule of the shorter term. Copyright may extend on works created by French who died for France in World War II (more information), Russians who served in the Eastern Front of World War II (known as the Great Patriotic War in Russia) and posthumously rehabilitated victims of Soviet repressions (more information).
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This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. |
https://creativecommons.org/publicdomain/mark/1.0/PDMCreative Commons Public Domain Mark 1.0falsefalse
Public domainPublic domainfalsefalse |
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This work is in the public domain in the United States because it meets three requirements:
![]() For background information, see the explanations on Non-U.S. copyrights.
The Swiss copyright on Mittelholzer's work's expired at the end of 1987, since Switzerland had a copyright term of 50 years p.m.a. until 1993, and the extension to 70 years p.m.a. made in 1993 did not restore already expired copyrights. |
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current | 16:20, 25 February 2008 | ![]() | 1,200 × 775 (324 KB) | Gestumblindi (talk | contribs) | {{Information |Description=Lake Chad in December 1930. Air photo taken by Swiss pilot and photographer Walter Mittelholzer (1894-1937). |Source=Book "Tschadseeflug" (1932) by Walter Mittelholzer |Date= |Author=Walter Mittelholzer (1894-1937) |Permission= |
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