Talk:Chesapeake and Potomac Telephone Company, Old Main Building

External links modified
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I have just modified 1 one external link on Chesapeake and Potomac Telephone Company, Old Main Building. 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/20110701155451/http://www.planning.dc.gov:80/DC/Planning/Historic+Preservation/Maps+and+Information/Landmarks+and+Districts/Inventory+of+Historic+Sites/Alphabetical+Edition to http://planning.dc.gov/DC/Planning/Historic+Preservation/Maps+and+Information/Landmarks+and+Districts/Inventory+of+Historic+Sites/Alphabetical+Edition

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Cheers.— InternetArchiveBot  (Report bug) 12:04, 21 November 2016 (UTC)