Title: The black heart
Subjects: Description and travel, Travel, New York Times reviewed, Congo (democratic republic), description and travel, Conrad, joseph, 1857-1924, Casement, roger, sir, 1864-1916, Congo river
Places: Congo (Democratic Republic), Congo River
People: Daniel Crawford (1870-1926), Joseph Conrad (1857-1924), Paul Hyland, Roger Casement Sir (1864-1916)