User talk:2A02:C7D:2E24:8000:645A:BC9B:85B3:4D4D

February 2019
Please do not add or change content, as you did at Dreadnought-class submarine, without citing a reliable source. Please review the guidelines at Citing sources and take this opportunity to add references to the article. Thank you. David Biddulph (talk) 12:35, 25 February 2019 (UTC)