Talk:Kosmos 521

External links modified
Hello fellow Wikipedians,

I have just modified 3 external links on Kosmos 521. Please take a moment to review my edit. If you have any questions, or need the bot to ignore the links, or the page altogether, please visit this simple FaQ for additional information. I made the following changes:
 * Added archive https://web.archive.org/web/20090105105926/http://www.astronautix.com/craft/dsp1m.htm to http://www.astronautix.com/craft/dsp1m.htm
 * Added archive https://www.webcitation.org/6753XcmjI?url=http://www.astronautix.com/craft/isa.htm to http://www.astronautix.com/craft/isa.htm
 * Added archive https://web.archive.org/web/20090331210314/http://www.astronautix.com/project/ds.htm to http://www.astronautix.com/project/ds.htm

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Cheers.— InternetArchiveBot  (Report bug) 10:54, 8 November 2017 (UTC)