[13] "American Negro Slavery," U. B. Phillips. New York, Appleton, 1908, p. 43.
[14] "A History of the Gold Coast," W. W. Claridge. London, Murray, 1915, vol. I, p. 144.
[15] Ibid., p. 150.
[16] "American Negro Slavery," U. B. Phillips. New York, Appleton, 1918, p. 20.
[17] "History of the Gold Coast," W. W. Claridge. London, Murray, 1915, vol. I, p. 172.
[18] "Economic History of the U. S.," E. L. Bogart. New York, Longmans, 1910 ed., p. 84-5.
[19] "The American Slave Trade," J. R. Spears. New York, Scribners, 1901, p. 69.
[20] "The Suppression of the American Slave Trade," W. E. B. DuBois. New York, Longmans, 1896, p. 178-9.
[21] "The American Slave Trade," J. R. Spears. New York, Scribners, 1901, p. 84-5.
[22] "American Negro Slavery," U. B. Phillips. New York, Appleton, 1918, p. VII.