CHAPTER FIFTH. Kennedy’s Dreams.—Articles and Pronouns in the Plural.—d**k’s Insinuations.—A Promenade over the Map of Africa.—What is contained between two Points of the Compass.—Expeditions now on foot.—Speke and Grant.—Krapf, De Decken, and De Heuglin. Dr. Ferguson energetically pushed the preparations for his departure, and in person superintended the construction of his balloon, with certain modifications; in regard to which he observed the most absolute silence. For a long time past he had been applying himself to the study of the Arab language and the various Mandingoe idioms, and, thanks to his talents as a polyglot, he had made rapid progress. In the mean while his friend, the sportsman, never let him out of his sight—afraid, no doubt, that the doctor might take his departure,