TO 



H. E. LAURO MULLER 



SECRETARY OF FOREIGN AFFAIRS FOR BRAZIL, AND TO HIS 

 GOVERNMENTAL COLLEAGUES 



AND TO 



COLONEL RONDON 



GALLANT OFFICER, HIGH-MINDED GENTLEMAN, AND INTREPID EXPLORER 

 AND TO HIS ASSISTANTS 



CAPTAIN AMILCAR, LIEUTENANT LYRA, LIEUTENANT MELLO, 



LIEUTENANT LAURIADO, AND DOCTOR CAJAZEIRA, OF 



THE BRAZILIAN ARMY, AND EUSEBIO OLIVEIRA 



OUR COMPANIONS IN SCIENTIFIC WORK AND IN THE EXPLORATION 

 OF THE WILDERNESS 



THIS BOOK 



IS INSCRIBED, WITH ESTEEM, REGARD, AND AFFECTION 

 BY THEIR FRIEND 



THEODORE ROOSEVELT 



