Travels in Africa During the Years 1875-1878 #271999

In this volume his researches are brought down to Septem ber, 1878, and include, besides an excursion to the Siwa Oasis and Natron Valley, a careful survey of the Baraka water course, wanderings through Upper Nubia, an expedition to the Sobat river, and numerous journeys throughout Makaraka Land and surrounding regions. Much of the latter is entirely new ground, and all of it is here for the first time accurately described. It will supply cartographers with plentiful material for filling up their blank spaces in a region some square miles in extent.