User talk:2600:1003:B45B:345E:F8B7:8C4C:5843:B1FE
Hello, and welcome to Wikipedia. I noticed that you made a change to an article, .41 Swiss, but you didn't provide a reliable source. It's been removed for now, but if you'd like to include a citation and re-add it, please do so! If you need guidance on referencing, please see the referencing for beginners tutorial, or if you think I made a mistake, you can leave me a message on my talk page. Thank you! Materialscientist (talk) 08:10, 1 March 2020 (UTC)
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