The Summit of Mount Everest.
(By permission of the Mount Everest Committee.)

THE LAST SECRETS

The Final Mysteries of Exploration

By JOHN BUCHAN

THOMAS NELSON AND SONS, LTD.
LONDON, EDINBURGH, AND NEW YORK

First Impression, September 1923

PRINTED IN GREAT BRITAIN AT
THE PRESS OF THE PUBLISHERS

TO THE MEMORY OF
BRIG.-GEN. CECIL RAWLING, C.M.G., C.I.E.
WHO FELL AT THE THIRD BATTLE OF YPRES
AN INTREPID EXPLORER
A GALLANT SOLDIER
AND THE BEST OF FRIENDS