BORNEO -- BOCK, C. The head-hunters of Borneo: A narrative of travel up the Mahakkam and down the Barito; also, journeyings in Sumatra. Lond., 1881. xvi, 244 pp. W. fold. cold. map (torn in two, margins frayed) & 30 lithogr. plates, for the greater part cold. Cl. (Tear in 1 leaf & in tissueguard).