User talk:2604:2D80:4B04:E00:9C59:9072:5565:203D

June 2021
Hello, I'm Firestar464. I noticed that you added or changed content in an article, Calendar era, but you didn't provide a reliable source. It's been removed and archived in the page history for now, but if you'd like to include a citation and re-add it, please do so. You can have a look at referencing for beginners. If you think I made a mistake, you can leave me a message on my talk page.   Firestar464 (talk) 05:34, 30 June 2021 (UTC)