archive.is Memento, 2 years 77 days after

http://archive.md/20120907020212/http://www.nmm.ac.uk/explore/astronomy-and-time/astronomy-facts/history/the-longitude-of-greenwich

07 Sep 2012 02:02:12 GMT  [ +2 years 77 days from requested date ]

Arquivo.pt Memento, 11 years 63 days after

https://arquivo.pt/wayback/20210821111136mp_/http://www.nmm.ac.uk/explore/astronomy-and-time/astronomy-facts/history/the-longitude-of-greenwich

21 Aug 2021 11:11:36 GMT  [ +11 years 63 days from requested date ]