Image: Dirac 4

Description: Paul Dirac
Title: Dirac 4
Credit: http://nobelprize.org/nobel_prizes/physics/laureates/1933/dirac.html
Author: Nobel Foundation
Permission: This image is in the public domain in countries and areas where the copyright term for anonymous or pseudonymous works is 70 years from the year of first publication or less, for example in the European Union. Please give also an explanation why the work is in the public domain in its source country and in the United States. If this work was published after 1922 and it was not in the public domain in its source country on the URAA date (January 1, 1996 for most countries), use Template:Not-PD-US-URAA in addition to this template. For files in the public domain in the EU, please use Template:PD-anon-70-EU (see the documentation). Dansk | Deutsch | English | Suomi | Français | 日本語 | Македонски | +/−
Usage Terms: Public domain
License: Public domain
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