User talk:2003:D4:5F17:9201:5E0:1FCC:F616:5EE1

Recent edit to George Fenneman
Hello, and welcome to Wikipedia. I noticed that you made a change to an article, George Fenneman, but you didn't provide a reliable source. It's been removed for now, but if you'd like to include a citation and re-add it, please do so! If you need guidance on referencing, please see the referencing for beginners tutorial, or if you think I made a mistake, you can leave me a message on my talk page. Thank you! Materialscientist (talk) 17:59, 8 February 2020 (UTC)