Chapter VIII

in the _British Ski Year Book_, and Chapters XIV and XVI in the _Alpine Journal_. Where not otherwise stated, the illustrations are from photographs by the Author.

In conclusion, I would like to thank Captain T. G. B. Forster for the loan of four photographs; Mr. A. B. Bryn for one photograph; Mr. R. H. K. Peto for the pen-and-ink sketch of the east face of Monte Rosa and the drawing of an ice-axe; my brother for Chapter VIII ; and last, but not least, my wife for her contribution,