The Threshold of the Unknown Region

An eminent geographer, Clements Markham (1830–1916) had searched for Sir John Franklin in the Arctic as a young man in the Royal Navy. This stimulated his lifelong passion for the polar regions. Published in 1873, this historical review of Arctic exploration was based on extensive research at the Royal Geographical Society, of which Markham was then secretary and later president. The chapters include coverage of early explorers from the sixteenth century, the voyages of Barents and Hudson, ...