User talk:172.56.33.83

January 2015
Hello, I'm Materialscientist. I wanted to let you know that I undid one or more of your recent contributions to H. A. Berlin because it did not appear constructive. If you would like to experiment, please use the sandbox. If you think I made a mistake, or if you have any questions, you can leave me a message on my talk page. Materialscientist (talk) 10:07, 27 January 2015 (UTC)
 * If this is a shared IP address, and you did not make the edits, consider creating an account for yourself so you can avoid further irrelevant notices.