SMITHSONIAN EXPLORATIONS, 1 93 1 



59 



Fig. 54. — Tumatumari, Potero, once a thriving mining settlement. 



-L' 



Fig. 55. — Rapids in the Essequibo River, from snapshot made from launch 



while passing through. 



Fig. 56. — The Commission leaves us at Tumatumari, headed up-river for 

 Kaietieur Falls, and then to Mount Roraima. 



