User talk:DerpyPig21

September 2016
Hello, I'm Materialscientist. I wanted to let you know that one or more of your recent contributions to Australian five-dollar note have been undone because they did not appear constructive. If you would like to experiment, please use the sandbox. If you think a mistake was made, or if you have any questions, you can leave me a message on my talk page. Materialscientist (talk) 09:40, 1 September 2016 (UTC)