Labre, A. Col. Labre´s explorations in the region between the Beni and Madre de Dios Rivers and the Purus.

Labre, Antonio. Col. Labre´s Explorations in the Region between the Beni and Madre De Dios Rivers and the Purus.

Labre, Antonio. Col. Labre´s Explorations in the Region between the Beni and Madre De Dios Rivers and the Purus.