"My task is to describe briefly the several expeditions which have attacked the Gilf Kebir."

This excerpt is taken a paper called 'The Gilf Kebir' by H. W. G. J. Penderel in The Geographical Journal, June 1934. You can read the first page of the article.

Penderel was another of the British desert explorers. He accompanied Almasy and Sir Robert Clayton-East-Clayton on their 1932 expedition.