Salt Lake City: University of Utah Press, (1996.). First edition - An account of the expeditions of 1974 and 1975 on this 4000 mile long river, the source of the Amazon from high in the Andes of Southern Peru, and a river which has one of the most spectacular descents of any river in the world. Illustrated with both black and white and full color photographs. Maps. x, 290 pp. ISBN: 0-874805252.