It is 1912, and young Harry Hopewell arrives in Perth to work on the construction of a wireless station commissioned by the new Australian Commonwealth Government. He is full of enthusiasm about the miraculous new world of possibilities opened up by radio transmission, and buoyed by his growing friendship with Nellie Weston. But when Nellie and her parents vanish without a trace, his world begins to darken.

Thoroughly revised and updated introduction to past and present cosmological theory.

In the first comprehensive history of Himalayan mountaineering in 50 years, the authors offer detailed, original accounts of the most significant climbs since the 1890s, and they compellingly evoke the social and cultural worlds that gave rise to those expeditions.