

The young, brilliant engineer whose disappearance with George Mallory on Everest in 1924 created mountaineering's greatest 'what if.'
Andrew 'Sandy' Irvine was an Oxford undergraduate with a genius for machinery, not a seasoned climber, when he was selected for the 1924 Everest expedition largely for his skill with the novel oxygen apparatus. At 22, he was the youngest member, known for his immense physical strength and cheerful, unflappable demeanor. On June 8th, he and the celebrated climber George Mallory set off from a high camp for a summit attempt. They were last seen as two small dots moving steadily up the mountain's Northeast Ridge before clouds swallowed them forever. The mystery of whether they reached the summit 29 years before Hillary and Norgay has haunted exploration ever since. Mallory's body was found in 1999, but Irvine's, along with the camera that might hold definitive proof, remains elusive despite the 2024 discovery of some of his gear. His story is one of youthful potential, cutting-edge technology, and a vanishing act that forever altered the lore of Everest.
1901–1927
Grew up during the Depression, fought World War II, and built the postwar economic boom. Defined by shared sacrifice, institutional trust, and a belief that hard work and loyalty would be rewarded.
Andrew was born in 1902, placing them squarely in The Greatest Generation. The events that shaped this generation — world wars, depression, and rapid industrialization — shaped the world they entered and the choices available to them.
The biggest hits of 1902
The world at every milestone
The eruption of Mount Pelee kills 30,000 in Martinique
Financial panic grips Wall Street
The Lusitania is sunk by a German U-boat
World War I ends; Spanish flu pandemic kills millions
Women gain the right to vote in the US
The Great Kanto earthquake devastates Tokyo
First Winter Olympics held in Chamonix, France
He was a talented rower who rowed for his college at Oxford in the 1923 Boat Race.
His ice axe was found high on the mountain in 1933, a key clue in tracing the pair's route.
In 2024, a team discovered what they believe to be part of his final resting place, including climbing gear and scraps of clothing.
He kept a detailed diary during the expedition, which provides invaluable insight into the climb's conditions and challenges.
“Mallory chose me for the summit push because I could fix the oxygen sets.”