この著作物は、著作権の保護期間が著作者の死後70年以下である国・地域においてパブリックドメインの状態にあります。

この著作物がアメリカ合衆国においてパブリックドメインの状態にあることを示すために、アメリカ合衆国のPDタグも貼る必要があります。 幾つかの国では、著作権の保護期間が70年を超えていることに注意する必要があり、例えばメキシコは100年、ジャマイカは95年、コロンビアは80年、グアテマラとサモアは75年です。これらの国では、著作権の保護期間について相互主義を採用していないこともあり、この画像はパブリックドメインの状態にはない可能性があります。

• Recordings that were first published prior to 1924 are in the public domain.
• Recordings that were first published between 1924 and 1946 are copyrighted for a period of 100 years after first publication.
• Recordings that were first published between 1947 and 1956 are copyrighted for a period of 110 years after first publication.
• Recordings that were published after 1956 and first fixed prior to February 15, 1972 will enter the public domain on February 15, 2067.

Note that sound recordings that were first fixed prior to February 15, 1972 are a special case under US copyright law and are not subject to the same formalities as other works. In particular, the terms of protection given above for pre-1972 recordings apply regardless of whether a recording was published with a copyright notice, or whether a recording was registered with the US Copyright Office, or whether a recording's rights were renewed. Files bearing this tag may be deleted in the future, depending on the outcome of community discussions and new case law. If you are the rights holder of this sound recording and do not wish to have it hosted on Commons, please contact our designated agent.