A frehliks śiśu ṿe-śimḥu : song from "The white slave"

words and music by J. Rumshisky

The Mozambique and Nyassa slave trade

by Henry E. O'Neill

The Congo Slave State : a protest against the new African slavery ; and an appeal to the public of Great Britain, of the United States, and of the Continent of Europe

by Edmund D. Morel