And to Mallory, Irvine would be his ticket to success at the summit of Everest, for Irvine could take apart and rebuild the unreliable rigs that were used in their day.

Irvine, 22, and famous climber George Mallory, 38, disappeared on Everest on June 8, 1924, during one of the first major attempts to summit the world’s highest mountain.

Mallory and Irvine’s 1924 attempt on the summit remains “the greatest climbing mystery of all time,” the outlet wrote: One hundred years later, it is still not clear whether they died on ...

Irvine was only 22 when he and George Mallory vanished while attempting to become the first people to summit Everest on June 8, 1924. 7. The sock was embroidered with “A.C. Irvine.” AP.

On June 8, 1924, 22-year-old Andrew Comyn “Sandy” Irvine and fellow mountaineer George Mallory set out to become the first people to ever reach the peak of Mount Everest.They were never seen ...

It is thought that Irvine was carrying a Kodak camera, and its photos could prove whether he and Mallory reached the summit of the 29,030-foot mountain. However, a camera was not found with the boot.

Irvine, 15 years his junior, was a taciturn engineering student whose physical strength and uncomplaining hard work meant he was chosen by Mallory to be his companion during the ascent, despite ...

On June 8, 1924, Mallory and fellow climber Andrew Irvine departed from their expedition team in a push for the summit; they were never seen alive again.

Andrew Irvine (back row, far left) and George Mallory (back row, second from left) were members of the 1924 British Mount Everest expedition. The two broke off from the team on June 8, 1924, in a ...

1. In 1933, an ice axe was found on the route at 27,750 feet. It had three nick marks on it which was the characteristic mark Irvine was known to have put on some of his belongings.