[Illustration: Book Cover] [Illustration: MAP OF CENTRAL AFRICA] [Illustration] THE BOY TRAVELLERS ON THE CONGO ADVENTURES OF TWO YOUTHS IN A JOURNEY WITH HENRY M. STANLEY "THROUGH THE DARK CONTINENT" By THOMAS W. KNOX AUTHOR OF "THE BOY TRAVELLERS IN THE FAR EAST" "IN SOUTH AMERICA" AND "IN RUSSIA" "THE YOUNG NIMRODS" "THE VOYAGE OF THE 'VIVIAN'" ETC. Illustrated NEW YORK HARPER & BROTHERS, FRANKLIN SQUARE 1888 By THOMAS W. KNOX. * * * * * THE BOY TRAVELLERS IN THE FAR EAST. Five Volumes. Copiously Illustrated. 8vo, Cloth, $3.00 each. The volumes sold separately. Each volume complete in itself. I. ADVENTURES OF TWO YOUTHS IN A JOURNEY TO JAPAN AND CHINA. II. ADVENTURES OF TWO YOUTHS IN A JOURNEY TO SIAM AND JAVA. With Descriptions of Cochin China, Cambodia, Sumatra, and the Malay Archipelago. III. ADVENTURES OF TWO YOUTHS IN A JOURNEY TO CEYLON AND INDIA. With Descriptions of Borneo, the Philippine Islands, and Burmah. IV. ADVENTURES OF TWO YOUTHS IN A JOURNEY TO EGYPT AND PALESTINE. V. ADVENTURES OF TWO YOUTHS IN A JOURNEY THROUGH AFRICA. THE BOY TRAVELLERS IN SOUTH AMERICA. Adventures of Two Youths in a Journey through Ecuador, Peru, Bolivia, Brazil, Paraguay, Argentine Republic, and Chili; with Descriptions of Patagonia and Tierra del Fuego, and Voyages upon the Amazon and La Plata Rivers. Copiously Illustrated. 8vo, Cloth, $3.00. THE BOY TRAVELLERS IN THE RUSSIAN EMPIRE. Adventures of Two Youths in a Journey in European and Asiatic Russia, with Accounts of a Tour across Siberia, Voyages on the Amoor, Volga, and other Rivers, a Visit to Central Asia, Travels Among the Exiles, and a Historical Sketch of the Empire from its Foundation to the Present Time. Copiously Illustrated. 8vo, Cloth, $3.00. THE BOY TRAVELLERS ON THE CONGO. Adventures of Two Youths in a Journey with Henry M. Stanley "Through the Dark Continent." Copiously Illustrated. 8vo, Cloth, $3.00. THE VOYAGE OF THE "VIVIAN" TO THE NORTH POLE AND BEYOND. Adventures of Two Youths in the Open Polar Sea. Copiously Illustrated. 8vo, Cloth, $2.50. HUNTING ADVENTURES ON LAND AND SEA. Two Volumes. Copiously Illustrated. 8vo, Cloth, $2.50 each. The volumes sold separately. Each volume complete in itself. I. THE YOUNG NIMRODS IN NORTH AMERICA. II. THE YOUNG NIMRODS AROUND THE WORLD. * * * * * PUBLISHED BY HARPER & BROTHERS, NEW YORK. _Any of the above volumes sent by mail, postage prepaid, to any part of the United States or Canada, on receipt of the price._ * * * * * Copyright, 1887, by HARPER & BROTHERS.--_All rights reserved._ PREFACE