User talk:Jacobirven9898986

November 2013
Hello, I'm Aleksa Lukic. I wanted to let you know that I undid one of your recent contributions, such as the one you made with this edit to History of science and technology in Mexico, because it didn’t appear constructive to me. If you think I made a mistake, or if you have any questions, you can leave me a message on my talk page. Thanks.  Alex discussion ★ 20:18, 8 November 2013 (UTC)

Please refrain from making nonconstructive edits to Wikipedia, as you did at History of science and technology in Mexico with this edit. Your edits appear to constitute vandalism and have been reverted or removed. If you would like to experiment, please use the sandbox. Administrators have the ability to block users from editing if they repeatedly engage in vandalism. Thank you.  Alex discussion ★ 20:19, 8 November 2013 (UTC)