5 articles
1924 British Mount Everest expedition
1924 British Mount Everest expedition: third British attempt on Everest, led by Charles Bruce and Norton; Mallory and Irvine vanished 8 June 1924 on the northeast ridge; Mallory's body found 1999, Irvine's boot 2024.
1953 British Mount Everest expedition
1953 British Mount Everest expedition: John Hunt-led British expedition; Edmund Hillary and Tenzing Norgay made the first ascent on 29 May 1953 via South Col and south-east ridge, news released on coronation morning.
Andrew Irvine (mountaineer)
Andrew Comyn "Sandy" Irvine (1902-1924), English mountaineer and Oxford engineer who vanished with George Mallory on Everest, 8 June 1924; redesigned the expedition's oxygen apparatus; partial remains found 2024.
Mallory and Irvine Research Expedition
Mallory and Irvine Research Expedition: 1999 north-side Everest search led by Eric Simonson that found George Mallory's remains at 8,150 m and a 1924 oxygen bottle below the First Step, but no camera; follow-ups in 2001, 2019, and 2024 (Irvine's boot found).
Timeline of Mount Everest expeditions
Timeline of Mount Everest expeditions, also called Chomolungma/Sagarmatha climbs: from the 1921 British reconnaissance and 1953 Hillary–Norgay first ascent to commercial-era records, 12,884 summits, 335 deaths, and falling mortality.