| Title: | Äther und relativitäts-theorie: rede gehalten am 5. mai 1920 an der Reichs-universität zu Leiden |
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| Year of Publication: | 1920 |
| Country of Publication: |  Germany |
| Copyright Registered in U.S.? | Yes (registration ID: AF20419) |
Authors and Other Contributors:
- Albert Einstein, 1879–1955 (Author)
Topics:
Catalogue Numbers
- LCCN: 22-22697
- Open Library: OL6649175M
- pdbooks.info ID: 17981
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Possible Copyright Status:
 | United States |  | Public Domain | Note: The possible copyright status is based on the information as given above and may be incorrect if that information is incorrect. You should validate the copyright status in your country before copying the work. See disclaimers. |
|---|---|---|---|---|
 | United Kingdom |  | Copyrighted | |
 | Canada | | Public Domain | |
 | Australia | | Public Domain |