""The Lost Continent: Or Slavery And The Slave-Trade In Africa, 1875"" is a non-fiction book written by Joseph Cooper in 1875. The book provides a detailed account of the slave trade in Africa during the 19th century. Cooper, who was a British naval officer, traveled extensively throughout Africa and witnessed the atrocities of the slave trade firsthand. He describes the brutal treatment of slaves, the conditions they were forced to endure, and the...