Manganga Ethnic Group, Africa. Length of Copper Wire Wrapped in Barkcloth, Collected by David Livingstone, [mid-19th century]. Images copyright National Museums Scotland. Used by permission. Any form of reproduction, transmission, performance, dispaly, rental, lending, or storage in any retrieval system without the written consent of the copyright holders is prohibited. Downloading the images for unse by third parties and end users is strictly prohibited, except for private study. Downloading of images for commercial purposes will be treated as a serious breach of copyright and strong legal action will be taken by National Museums Scotland.    