Rincon del Diablo, see Devil's Nook.

Rivers: junctions of. advantages of. changes in the courses of. causes of the swelling of. source of the five great streams. of Cuba. of hot water.

The following rivers are referred to under their respective
alphabetical entries:
Rio Apure, Aguas Calientes, Amazon, Aquio, Areo, Aroa, Atabapo,
Arauca, Beni, Cabullare, Calaburg, Chacaito, Congo, Carony, Esteven,
Essequibo, Guiamo Guayre, Guaurapo, Jagua, Jupura, Juruario,
Manzanares, Matacona, Mataveni, Negro, Neveri, Orinoco, Parima, Plata,
Sinu, Sipapo, Sodomoni, Suapure, Tocuyo, Tomo.

Roca: de Afuera. del Infierno.

Rock-manikin.

Rocks: strata of. classification of. geological arrangement of. incrustations of. nature of. subterranean fires in. caverns of. varieties of. worship of. antediluvian. auriferous. of Cabo Blanco. which compose the island of Teneriffe. of the plains. painted (Tepu-mereme). phonolitic. pyrogenic. sculptured. volcanic.

Rum, manufacture of.

Sabrina: island of. origin and destruction of.

Sacrifices, human.

Sago-trees, see Mauritia palm.