STANLEY, Henry Morton. In Darkest Africa or the quest rescue and retreat of Emin governor of Equatoria, London: Sampson Low, 1890, 2 volumes, 8°, wood-engraved frontispieces, 36 wood-engraved plates, one coloured and 4 maps, all but one folding (one map with laminated repairs to verso, occasional light spotting), original cloth (rubbed) -- David LIVINGSTONE. A Popular Account of Dr. Livingstone's Expedition to the Zambesi and its Tributaries; and of the discovery of lakes Shirwa and Nyassa, London: John Murray, 1875, 8°, later edition, folding wood-engraved frontispiece, 11 plates and one folding map at end (occasional light spotting), original cloth gilt ( spine bumped). With 19 volumes on natural history. (22)