'At the pump', Harpers
Tags: 1975-; 1980s; 1986; 1986-8-1; Angola; Biology; Biotechnology; Civil War; etc; Gulf Oil; Handbooks; History; manuals; Political activists; Social responsibility of business; United States
'The new slave-trade. Introductory II.�West-African plantation life to-day', Harpers
Tags: 1900s; 1905; 1905-9-1; Africa; Angola; Biology; Coffee plantation workers; Contract labor; Description and travel; Forced labor; Henry Woodd Nevinson; Nevinson, Henry Woodd; Plant Sciences; Slavery; Social conditions
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