Editing Old Firm (section)

==Origin of 'Old Firm'==
The origin of the term is unclear but may derive from the two clubs' initial match in which the commentators referred to the teams as "like two old, firm friends",<ref>Murray, William J. (1984) The Old Firm: sectarianism, sport, and society in Scotland; Edinburgh: J. Donald Publishers; Atlantic Highlands, N.J. {{ISBN|0-85976-121-5}}</ref> or alternatively may stem from a [[Satire|satirical]] cartoon published in 'The Scottish Referee' sports newspaper prior to the [[1903–04 Scottish Cup#Final|1904 Scottish Cup final]] between the sides, depicting an elderly man with a [[sandwich board]] reading ''"Patronise The Old Firm: Rangers, Celtic Ltd"'',<ref>[https://www.londonhearts.com/scores/images/1904/1904041502.htm The Scottish Final.] {{Webarchive|url=https://web.archive.org/web/20220401140030/https://www.londonhearts.com/scores/images/1904/1904041502.htm |date=1 April 2022 }} The Scottish Referee, 15 April 1904. Scan via London Hearts Supporters Club</ref> highlighting the mutual commercial benefits of their meetings.<ref name=classic>{{cite news|url=http://www.heraldscotland.com/sport/13198793.Six_classic_matches__the_birth_of_the_Old_Firm_and_the_day_Hampden_burned/|title=Six classic matches: the birth of the Old Firm and the day Hampden burned|date=26 January 2015|access-date=1 June 2017|newspaper=[[The Herald (Glasgow)|The Herald]]|archive-date=2 April 2019|archive-url=https://web.archive.org/web/20190402015325/https://www.heraldscotland.com/sport/13198793.Six_classic_matches__the_birth_of_the_Old_Firm_and_the_day_Hampden_burned/|url-status=live}}</ref><ref name=joined>{{cite news|url=http://www.scotsman.com/sport/football/teams/celtic/the-old-firm-story-when-fans-joined-forces-to-riot-1-4162491|title=The Old Firm story: When fans joined forces to riot|date=24 June 2016|access-date=1 June 2017|newspaper=[[The Scotsman]]|archive-date=2 April 2019|archive-url=https://web.archive.org/web/20190402042915/https://www.scotsman.com/sport/football/teams/celtic/the-old-firm-story-when-fans-joined-forces-to-riot-1-4162491|url-status=live}}</ref> The name may also be a reference to these two teams being among the original eleven members of the [[Scottish Football League]] formed in 1890 <ref>Walker, Graham and Alan Bairner. (2005) Popular Culture in Scotland and Ireland, 1800–2000: Sport, Politics, and Religion. Ireland and Scotland: Culture and Society, 1700–2000: Four Courts Press; Dublin. {{ISBN|978-1851828753}}</ref> (although others from that group, such as [[Heart of Midlothian F.C.|Heart of Midlothian]] and [[St Mirren F.C.|St Mirren]], also continue to play at the highest level to this day).

At the turn of the 21st century, the two clubs jointly registered the 'Old Firm' term at the [[Intellectual Property Office (United Kingdom)|Intellectual Property Office]]; it was confirmed this was still being renewed as a trademark in 2021.<ref>[https://www.glasgowtimes.co.uk/news/19149375.celtic-renewed-old-firm-trademark-rangers-days-were-not-half-anything-tweet/?ref=nuo Celtic renewed 'Old Firm' trademark with Rangers days before 'we're not half of anything' tweet] {{Webarchive|url=https://web.archive.org/web/20210417213951/https://www.glasgowtimes.co.uk/news/19149375.celtic-renewed-old-firm-trademark-rangers-days-were-not-half-anything-tweet/?ref=nuo |date=17 April 2021 }}, Glasgow Times, 10 March 2021</ref>