User talk:Grab1254

December 2017
Hello, I'm LynxTufts. An edit that you recently made to Response spectrum seemed to be a test and has been removed. If you want more practice editing, 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. Thanks! LynxTufts (talk) 17:33, 15 December 2017 (UTC)