User talk:Tttiygguggwj

November 2018
Hello, I'm Orphan Wiki. I wanted to let you know that one or more of your recent contributions to Peter M. Lenkov 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 Help Desk. Orphan Wiki 19:40, 19 November 2018 (UTC)