TY - SER TI - Journal of Hydrology New Zealand. Vol. 12 No. 2 (1973) PY - 0000///[date of publication not identified] CY - Napier : New Zealand Hydrological Society. N1 - It contains of Editorial, Papers, Book Review, Letters To The Editor, News and Note for 1973 in Vol. 12 No. 2; Horizontal flow in hydrothermal systems / J. Healy and M. P. Hochstein. A water balance assessment of the New Zealand rainfall / J. D. Coulter. Mass movements in the upper Pohangina catchment, Ruahine Range / I. L. James. The significance of geology in some current water resource problems, Canterbury plains, New Zealand / D. D. Wilson. Survey of New Zealand tank evaporation / J. Finkelstein. Limitations in the use of double-mass curves / M. Wigbout ER -