Pen-y-Gwryd expeditions took place, at Helyg near Capel Curig. On the right at the hotel entrance there is a Tyrolean-style Stüberl (dining room) with the signatures, written on the ceiling, of the teams that did the first ascent of Everest in 1953 and of the first ascent of Kangchenjunga in 1955 – these include Sir Edmund Hillary, Tenzing Norgay, Sir John Hunt, Charles Evans, George Band, Joe Brown, John Angelo Jackson, Wilfred Noyce, Tony Streather, Tom Mackinnon, Norman Hardie, Neil Mather, John Clegg and others, including Noel Odell from Mallory's 1924 expedition and Chris Bonington of later successes. There are many
1952 Swiss Mount Everest expedition oxygen sets, finally grinding to a halt near 8595 m, about 250 m short of the summit. Assuming that George Mallory and Andrew Irvine did not reach any higher during their expedition of 1924, this was the highest that anyone had ever been. Raymond Lambert and Tenzing Norgay were able to reach a height of about on the southeastern ridge, setting a new climbing altitude record. Tenzing's experience was useful when he was hired to be part of the British expedition in 1953 during which he reached the summit with Sir Edmund Hillary. The results of this first Swiss expedition