El proceso del Putumayo y sus secretos inauditos
By: por Carlos A. Valcárcel.
Publisher: Impr. "Comercial" de Horacio La Rosa & Co.
Published: 1915
Place of publication: Lima
Language: spa
Number of pages: 410
Subjects: Indians of South America -- Colombia -- History.; Indians, Treatment of -- Colombia.; Indians, Treatment of -- Putumayo River Valley.; Rubber industry workers -- Putumayo River Valley.; Forced labor -- Putumayo River Valley.; Human rights -- Putumayo River Valley.