Talk:1920 in aviation

External links modified
Hello fellow Wikipedians,

I have just modified 2 external links on 1920 in aviation. 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 tag to http://www.uscg.mil/history/webaircraft/CGAviationHistory1916_1938.pdf
 * Added archive https://web.archive.org/web/20120312152137/http://www.175wg.ang.af.mil/news/story.asp?id=123202324 to http://www.175wg.ang.af.mil/news/story.asp?id=123202324
 * Added archive https://web.archive.org/web/20130921081707/http://www.armada.cl/prontus_armada/site/artic/20090710/pags/20090710185520.html to http://www.armada.cl/prontus_armada/site/artic/20090710/pags/20090710185520.html

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Cheers.— InternetArchiveBot  (Report bug) 17:16, 14 June 2017 (UTC)