V.g. / good, hinges rubbed. Illustrated with a col. frontispiece and line drawings, there is also a Beardleyesque motif 'the Masquerader' with publisher's details. Figure 22, captioned 'a Break-wind', might raise a chuckle but is in fact a windbreak. A thoughtful account of the life of stone-age people, including reference to Australian aboriginals. xii, folded time-chart, 114 pp.