User talk:Viv4689

February 2013
Hello, I'm SchreyP. An edit that you recently made to History of electronic engineering seemed to be a test and it has been removed. If you want more practice editing, the sandbox is the best place to do so. If you think I made a mistake, or if you have any questions, you can leave me a message on my talk page. Thank you. SchreyP (messages) 21:55, 7 February 2013 (UTC)