Elmina, The Castles and The Slave Trade By Ato Ashun Books / Paperback History: World › Africa Publisher: Ato Ashun, January 2017 Price $36.61 Free Shipping Send to a friend Used - Very Good Very Good condition. ISBN: 9789988256791. (history, slaves, africa, slave trade) $36.61 1 in Stock at Warehouse Quantity Add Free Shipping to continental U.S. OR $1.00 per item discount if shipped to store.