168 Scientific American. [MARCH 13, 1897. … Mohaunnedan rule, and slave trade of Africa, is still running as offensively as ever. Among 200,000,000 Africans, 50,000,000 are slaves. public sales of slaves take Only a few years ago the explorer, Cameron, estimated place to-day, even in Tangier, almost within sight of Jand, ‘‘ is done in dhows…
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