Circle line (London Underground) (English Wikipedia)

"7 July Bombings: Edgware Road". BBC News. Retrieved 24 November 2012.
"7 July Bombings: Aldgate". BBC News. Retrieved 24 November 2012.
"Tube drinks party sparks mayhem". BBC News. 1 June 2008. Retrieved 23 August 2012.
"Circle Line extended to the west". BBC News. 5 March 2009. Retrieved 24 November 2011.

bombardier.com (Global: 6,107^th place; English: 4,818^th place)

"Metro — London, United Kingdom". Bombardier. Retrieved 27 January 2011.

books.google.com (Global: 3^rd place; English: 3^rd place)

Martin, Andrew (26 April 2012). Underground, Overground: A Passenger's History of the Tube. Profile Books. pp. 137–138. ISBN 978-1-84765-807-4. Retrieved 7 December 2012.

cartometro.com (Global: low place; English: low place)

"Detailed London Transport Map". cartometro.com. Archived from the original on 28 July 2020. Retrieved 23 November 2012.

cityam.com (Global: 5,872^nd place; English: 3,264^th place)

"Decision to cut Tube services caused overcrowding, say watchdogs". City A.M. London. 20 April 2020. Retrieved 23 April 2020.

citymetric.com (Global: low place; English: low place)

Elledge, Jonn (2 November 2015). "London Underground: Why are Circle line trains showing up at Whitechapel?". CityMetric. Retrieved 14 July 2017.

geohack.toolforge.org (Global: 3,699^th place; English: 3,000^th place)

Position: 51°29′52″N 000°13′31″W / 51.49778°N 0.22528°W / 51.49778; -0.22528 (30 - Hammersmith Depot)

globalrailnews.com (Global: low place; English: low place)

"S Stock trains take to Circle line". Global Rail News. 3 September 2013. Archived from the original on 26 September 2017. Retrieved 3 September 2013.

ilyabirman.net (Global: low place; English: low place)

"London Underground voice announcements". ilyabirman.net. Retrieved 2 October 2018.

independent.co.uk (Global: 36^th place; English: 33^rd place)

"Hadron Collider II planned for Circle Line". The Independent. London. 1 April 2010. Retrieved 2 October 2018.
"April 1st: So, were you fooled...?". The Independent. London. 2 April 2010. Retrieved 2 October 2018.

london.gov.uk (Global: 3,871^st place; English: 2,681^st place)

"London Assembly Questions to the Mayor". London Assembly. 2022. Retrieved 29 February 2024.

ntlworld.com (Global: 8,803^rd place; English: 5,407^th place)

homepage.ntlworld.com

"1949 tube map". Archived from the original on 15 August 2007. Retrieved 5 March 2012.

railjournal.com (Global: 4,619^th place; English: 3,038^th place)

"London Underground and Bombardier abandon Tube signalling contract". International Railway Journal. 3 January 2014. Retrieved 2 June 2020.
"London Underground resignalling reaches milestone". International Railway Journal. 13 October 2017. Retrieved 2 June 2020.

tfl.gov.uk (Global: 2,266^th place; English: 1,395^th place)

tfl.gov.uk

"PPP Performance Report" (PDF). Transport for London. 2010. pp. 7–8. Archived from the original (PDF) on 26 April 2012. Retrieved 7 March 2012.
"Circle line facts". Transport for London. Archived from the original on 1 January 2012. Retrieved 5 December 2012.
"Performance: LU Performance Data Almanac". Transport for London. 2012. Archived from the original on 14 February 2013. Retrieved 17 January 2013.
"Standard Tube Map" (PDF). Transport for London. Archived from the original (PDF) on 26 June 2008. Retrieved 8 December 2012.
Hendy, Peter (December 2013). "Commissioner's Report" (PDF). Transport for London. p. 5. Archived from the original (PDF) on 24 December 2013. Retrieved 21 December 2013.
"Rolling Stock: C Stock". Transport for London. Archived from the original on 5 November 2012. Retrieved 25 November 2012.
"Rolling Stock: S stock". Transport for London. Archived from the original on 29 December 2013. Retrieved 10 January 2012. Note: The table erroneously says "Length per car", instead of "Length per train".
"Our Upgrade Plan" (PDF). Transport for London. February 2011. Archived from the original (PDF) on 17 August 2012. Retrieved 7 December 2012.
"Four Lines Modernisation". Transport for London. Retrieved 2 June 2020.
"Modernisation complete as Shepherd's Bush Tube station re-opens" (Press release). Transport for London. 7 October 2008. Archived from the original on 16 August 2012. Retrieved 6 February 2013.
"New Wood Lane Underground station opens" (Press release). Transport for London. 14 October 2008. Retrieved 8 December 2012.
"Latimer Road station to close for three months for engineering works" (Press release). Transport for London. 14 January 2011.

journeyplanner.tfl.gov.uk

"Hammersmith to Edgware Road Circle line timetable". Transport for London. Retrieved 9 December 2012. In the Tube timetable - Tube station box select "Hammersmith (H&C Line)" and press Get Timetable. Select Edgware Road timetable and then view timetable.

web.archive.org (Global: 1^st place; English: 1^st place)

"1949 tube map". Archived from the original on 15 August 2007. Retrieved 5 March 2012.
"PPP Performance Report" (PDF). Transport for London. 2010. pp. 7–8. Archived from the original (PDF) on 26 April 2012. Retrieved 7 March 2012.
"Circle line facts". Transport for London. Archived from the original on 1 January 2012. Retrieved 5 December 2012.
"Detailed London Transport Map". cartometro.com. Archived from the original on 28 July 2020. Retrieved 23 November 2012.
"Performance: LU Performance Data Almanac". Transport for London. 2012. Archived from the original on 14 February 2013. Retrieved 17 January 2013.
"Standard Tube Map" (PDF). Transport for London. Archived from the original (PDF) on 26 June 2008. Retrieved 8 December 2012.
"S Stock trains take to Circle line". Global Rail News. 3 September 2013. Archived from the original on 26 September 2017. Retrieved 3 September 2013.
Hendy, Peter (December 2013). "Commissioner's Report" (PDF). Transport for London. p. 5. Archived from the original (PDF) on 24 December 2013. Retrieved 21 December 2013.
"Rolling Stock: C Stock". Transport for London. Archived from the original on 5 November 2012. Retrieved 25 November 2012.
"Rolling Stock: S stock". Transport for London. Archived from the original on 29 December 2013. Retrieved 10 January 2012. Note: The table erroneously says "Length per car", instead of "Length per train".
"Our Upgrade Plan" (PDF). Transport for London. February 2011. Archived from the original (PDF) on 17 August 2012. Retrieved 7 December 2012.
"Modernisation complete as Shepherd's Bush Tube station re-opens" (Press release). Transport for London. 7 October 2008. Archived from the original on 16 August 2012. Retrieved 6 February 2013.

Circle line (London Underground) (English Wikipedia)

archive.org (Global: 6th place; English: 6th place)

bbc.co.uk (Global: 8th place; English: 10th place)

news.bbc.co.uk

bombardier.com (Global: 6,107th place; English: 4,818th place)

books.google.com (Global: 3rd place; English: 3rd place)

cartometro.com (Global: low place; English: low place)

cityam.com (Global: 5,872nd place; English: 3,264th place)

citymetric.com (Global: low place; English: low place)

geohack.toolforge.org (Global: 3,699th place; English: 3,000th place)

globalrailnews.com (Global: low place; English: low place)

ilyabirman.net (Global: low place; English: low place)

independent.co.uk (Global: 36th place; English: 33rd place)

london.gov.uk (Global: 3,871st place; English: 2,681st place)

ntlworld.com (Global: 8,803rd place; English: 5,407th place)

homepage.ntlworld.com

railjournal.com (Global: 4,619th place; English: 3,038th place)

tfl.gov.uk (Global: 2,266th place; English: 1,395th place)

tfl.gov.uk

journeyplanner.tfl.gov.uk

web.archive.org (Global: 1st place; English: 1st place)

archive.org (Global: 6^th place; English: 6^th place)

bbc.co.uk (Global: 8^th place; English: 10^th place)

bombardier.com (Global: 6,107^th place; English: 4,818^th place)

books.google.com (Global: 3^rd place; English: 3^rd place)

cityam.com (Global: 5,872^nd place; English: 3,264^th place)

geohack.toolforge.org (Global: 3,699^th place; English: 3,000^th place)

independent.co.uk (Global: 36^th place; English: 33^rd place)

london.gov.uk (Global: 3,871^st place; English: 2,681^st place)

ntlworld.com (Global: 8,803^rd place; English: 5,407^th place)

railjournal.com (Global: 4,619^th place; English: 3,038^th place)

tfl.gov.uk (Global: 2,266^th place; English: 1,395^th place)

web.archive.org (Global: 1^st place; English: 1^st place)