Nota sobre a geologia e paleontologia de Matto Grosso.

Portuguese and English text in parallel columns.

Os picos altos do Brazil /

"Extrahido do Boletim da Sociedade de Geographia do Rio de Janeiro, Vol. V de 1889."

The geology of the diamond and carbonado washings of Bahia, Brazil /

"From the Smithsonian report for 1906, pages 215-221 (with plates I, II)."