User talk:2603:9000:5B09:537:F4BD:2F36:A2CC:9FEF

October 2020
Hello, I'm DuncanHill. I wanted to let you know that one or more of your recent contributions&#32;to Martin Heinrich Klaproth have been undone because they 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 Teahouse. Thanks. DuncanHill (talk) 22:46, 25 October 2020 (UTC)