User talk:66.39.4.56

April 2021
Hello, I'm Johnnie Bob. I wanted to let you know that one or more of your recent contributions&#32;to IBM 1750, 2750 and 3750 Switching Systems 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. Johnnie Bob (talk) 19:23, 5 April 2021 (UTC)


 * If this is a shared IP address, and you did not make the edits referred to above, consider creating an account for yourself or logging in with an existing account so that you can avoid further irrelevant notices.

Please refrain from making unconstructive edits to Wikipedia, as you did at Matrix similarity. Your edits appear to constitute vandalism and have been reverted. If you would like to experiment, please use the sandbox. Repeated vandalism may result in the loss of editing privileges. Thank you. Ashley yoursmile!  19:34, 5 April 2021 (UTC)
 * If this is a shared IP address, and you did not make the edits referred to above, consider creating an account for yourself or logging in with an existing account so that you can avoid further irrelevant notices.

You may be blocked from editing without further warning the next time you vandalize Wikipedia, as you did at Jesper Kyd. Ashley yoursmile!  19:40, 5 April 2021 (UTC)
 * If this is a shared IP address, and you did not make the edits referred to above, consider creating an account for yourself or logging in with an existing account so that you can avoid further irrelevant notices.