tion by the second week in October.
On October 26th, Dr. Güssfeldt, after shaking off the "seasoning fever" at Ponta Negra, proceeded to make a trial trip, and a route survey with compass and chronometer, up the important Quillu River. As usual, it has a bar; within the last few years the right bank has been carried away by the floods, and some of the old factories are under water. The average breadth is 400 paces, which diminishes to 25 at the rocky "gates" near Kama- Chitoma, Manyamatal and Gotu. At 29 direct miles from the mouth lies "Chimbak," a trading station, where Dr. Güssfeldt rested and recruited strength for a month. Thence he went leisurely up stream to the Bumina Rapids, and found the easterly rhumb of the river bending to the N.E. and the N.N.E.; its channel did not exceed 50 yards in width, and precipitous rock-walls rose on either hand. At Bumina as at Gotu the Quillu breaks through the parallel lines of Ghats, whose trend is from N.W. to S.E.; in fact, these "Katarakten" are