Alvarado, Pedro de, [75]-[76].
Amambay Mountains, [241].
Amazon River, discovery of, [81];
description of, [137] ff.;
sources of, in Peruvian Andes, [322].
Andes Mountains, nature of, in Chile, [277]-[288];
railway through the, [280];
in Peru, [321];
Animals of Amazon country, [141].