User talk:141.6.11.23

August 2019
Please do not add or change content, as you did at STS-51-I, without citing a reliable source. Please review the guidelines at Citing sources and take this opportunity to add references to the article. Thank you. (Hohum @ ) 14:49, 13 August 2019 (UTC)
 * If this is a shared IP address, and you did not make the edits referred to above, consider creating an account for yourself or logging in with an existing account so that you can avoid further irrelevant notices.

June 2020
Hello, I'm Materialscientist. I wanted to let you know that I reverted one of your recent contributions —specifically this edit to Kalergi Plan—because it did not appear constructive. If you would like to experiment, please use the sandbox. If you have any questions, you can ask for assistance at the Help desk. Thanks. Materialscientist (talk) 11:31, 5 June 2020 (UTC)