What is Tower 42?
{{Infobox building |name = Tower 42 |former_names = NatWest Tower; International Financial Centre |image = Tower 42 looking north from Bishopsgate 2011-05-04.jpg |image_size = 250px |caption = Tower 42 is the fourth-tallest building in the [[City of London]] |location = [[London]], {{postcode|EC|2}}<br />England, United Kingdom |coordinates = {{coord|51|30|55|N|0|05|02|W|region:GB|display=inline,title}} |start_date = 1971 |completion_date = 1980 | highest_prev = [[BT Tower]] | highest_next = [[One Canada Square]] | highest_start = 1980 | highest_end = 1991 | highest_region = the [[United Kingdom]] |architect = [[Richard Seifert|R Seifert & Partners]] |floor_area = {{convert|30100|sqm|abbr=on}}<ref>{{cite web|title=Tower 42|url=http://www.skyscrapercenter.com/building/tower-42/2216|website=Skyscraper Center|publisher=CTBUH|access-date=18 October 2017}}</ref> |floor_count = 47 |building_type = Commercial |roof = {{convert|183|m|0}} |elevator_count = 21 |structural_engineer= [[Pell Frischmann]] |main_contractor = [[Mowlem|John Mowlem & Co Ltd]] }} '''Tower 42''' is the third-tallest [[skyscraper]] in the [[City of London]] and the eighth tallest in [[Greater London]].<ref>{{cite web |url=http://www.emporis.com/city/london-unitedkingdom/existing-buildings |title=existing &#124; Buildings |publisher=Emporis |access-date=2012-08-20}}</ref> Its original name was the '''National Westminster Tower''', having been built to house the [[National Westminster Bank]]'s international division. Seen from above, the shape of the tower resembles that of the NatWest logo (three [[Chevron (insignia)|chevrons]] in a hexagonal arrangement).<ref>{{cite book|url=https://books.google.com/books?id=xa0D0PqiwfEC&pg=PA574|title=The London Encyclopaedia|author1-first=Christopher|author1-last=Hibbert|author2-first=Ben|author2-last=Weinreb|author3-first=John|author3-last=Keay|author4-first=Juli