User talk:2600:1702:3650:9050:486B:CCC7:2C99:B07A

November 2021
Hello, I'm Materialscientist. I noticed that you made a change to an article, Louis Beel, but you didn't provide a source. I’ve removed it for now, but if you’d like to include a citation to a reliable source and re-add it, please do so! If you think I made a mistake, or if you have any questions, you can leave me a message on my talk page. Thanks. Materialscientist (talk) 14:22, 6 November 2021 (UTC)