User talk:2A04:4A43:447F:38D8:0:0:277F:45D8

February 2020
Please do not add or change content, as you did at List of submarines of the Royal Navy, 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) 04:09, 14 February 2020 (UTC)