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Public domainPublic domainfalsefalse

This work is in the public domain because it was published in the United States between 1978 and March 1, 1989 without a copyright notice, and its copyright was not subsequently registered with the U.S. Copyright Office within 5 years. Unless its author has been dead for several years, it is copyrighted in the countries or areas that do not apply the rule of the shorter term for US works, such as Canada (50 pma), Mainland China (50 pma, not Hong Kong or Macau), Germany (70 pma), Mexico (100 pma), Switzerland (70 pma), and other countries with individual treaties. See this page for further explanation. Deutsch ∙ English ∙ español ∙ français ∙ italiano ∙ 日本語 ∙ 한국어 ∙ македонски ∙ português ∙ português do Brasil ∙ русский ∙ sicilianu ∙ slovenščina ∙ 中文 ∙ 中文（简体） ∙ 中文（繁體） ∙ 中文（臺灣） ∙ +/−

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Public domainPublic domainfalsefalse

This United States Congress image is in the public domain. This may be because it was taken by an employee of the Congress as part of that person’s official duties, or because it has been released into the public domain and posted on the official websites of a member of Congress. As a work of the U.S. federal government, the image is in the public domain. English ∙ Nederlands ∙ русский ∙ македонски ∙ español ∙ українська ∙ 日本語 ∙ 中文 ∙ 中文（简体） ∙ 中文（繁體） ∙ العربية ∙ +/−