Cândido Rondon and the Amazon Telegraph Expeditions (1907–1915)

1. Brazil creates the Rondon Telegraph Commission

   Jan 1, 1907Labels: Rondon Commission, Brazilian Republic

   • Rondon Commission
   • GeoTextos

2. Field parties begin Mato Grosso–Amazonas surveys

   Feb 1, 1907Labels: Field Parties, Military Engineers

   • GeoTextos
   • UOL Educa o

3. Telegraph construction advances toward the Juruena

   Dec 1, 1907Labels: Juruena River, Construction Phase

   • GeoTextos
   • Gente Opini o

4. Second-stage push through Serra do Norte region

   Jan 1, 1908Labels: Serra do, Topographic Survey

   • Gente Opini o
   • DOAJ

5. Rondon expedition identifies the “River of Doubt”

   May 1, 1909Labels: Rio da, Rondon

   • TIME Archive
   • Roosevelt Rondon

6. Line reaches Santo Antônio do Rio Madeira area

   Dec 1, 1909Labels: Santo Ant, Telegraph Line

   • Gente Opini o
   • UOL Educa o

7. Brazil establishes the Indian Protection Service (SPI)

   Jun 20, 1910Labels: Servi o, C ndido

   • SPI pt
   • O Globo Acervo

8. Commission begins publishing scientific and technical reports

   Jan 1, 1912Labels: Commission Reports, Scientific Publication

   • BHL
   • IPNI

9. Ethnographic collecting documents Indigenous material culture

   Jan 1, 1912Labels: Ethnographic Collection, Edgar Roquette-Pinto

   • Smithsonian
   • DOAJ

10. Roosevelt and Rondon launch the River of Doubt expedition

    Dec 1, 1913Labels: Roosevelt, River of

    • Roosevelt Rondon
    • Rondon Commission

11. Expedition enters the River of Doubt and descends

    Feb 27, 1914Labels: Expedition Descent, River Hazards

    • Roosevelt River
    • Roosevelt Rondon

12. River of Doubt mapping completed; river later renamed

    Apr 26, 1914Labels: Roosevelt River, Mapping Completion

    • Roosevelt River
    • Roosevelt Rondon

13. Rondon Commission concludes the 1907–1915 program

    Jan 1, 1915Labels: Rondon Commission, Program Conclusion

    • GeoTextos
    • DOAJ