General coverage of the nature of Australian aboriginal artifacts made from bark, including bark paintings, their conservation and restoration. The nature of the bark from different trees (i.e., Stringybarks, Boxes and Peppermints, etc.) is discussed. The deterioration, conservation, and restoration of barks are discussed; descriptions of methods which have been used in Australia for the conservation, display and storage of bark paintings, and recommendations for future work on the conservation of barks are included.