### L2290 coastal trade among the Swahili > The coastal people also manufactured cake salt from seawater, much prized by subsistence farmers inland. Their ironworkers fabricated finished artifacts for the trade; cotton fabric and other baubles passed inland. The Swahili themselves rarely traveled inland. They relied on local groups, and also on hunters, who provided elephant ivory in exchange for cloth. Gold was harder to acquire, as the sources were far to the south, with dust and nuggets coming from the interior between the Limpopo and Zambezi rivers. - [[Beyond the Blue Horizon by Brian Fagan#L2290 coastal trade among the Swahili|View in Vault]]