"It's the greatest mountaineering mystery of all time" - Â鶹ԼÅÄ Sounds

"It's the greatest mountaineering mystery of all time" - Â鶹ԼÅÄ Sounds

"It's the greatest mountaineering mystery of all time"

Former Shrewsbury School boy Sandy Irvine went missing climbing Everest 100 years ago.

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