by R F Kearn, published by R F Kearn ( Physic Dept University of Auckland) and D W Smith Buried Village Rotorua ). Second edition 1962; card covers 48 pages; B&W illustrations; full page map on rear cover of the Round Trip. Fill page map of the Waimangu Valley inside of rear cover. The Volcanic Outburst of June 10 1886, Waimangu geyser; The Round Trip Today. Old pen price on front cover, few minor marks on cover - good plus copy