Threshold of the Unknown Region by Clements Markham
This book, written by Clements Robert Markham - the President of the Royal Geographical society and a polar explorer himself, tells the history of polar exploration from the first voyages in the icy north to the most modern exploration expeditions of Markham's time. - Summary by Kikisaulite
Threshold of the Unknown Region
Threshold of the Unknown Region
Public domain
5.0(5 ratings)
Public Domain · LibriVox
This book, written by Clements Robert Markham - the President of the Royal Geographical society and a polar explorer himself, tells the history of polar exploration from the first voyages in the icy north to the most modern exploration expeditions of Markham's time. - Summary by Kikisaulite
