Key points are not available for this paper at this time.
This paper was originally prepared— in English as well as Russian— as ‘The Water Balance of the Continents of the World and the Method of Studying It’ (Vodnii Balans Materikov Zemnovo Shara i. Metod Polozhennii v Osnovu Yevo Izucheniya) for the Working Meeting on Water Balance Maps of the Continents of the World, held during the Fifteenth General Assembly of the International Union of Geodesy and Geophysics, in Moscow in August 1971. It has been edited only very lightly for the IHD Bulletin.
M. I. Lvovitch (Mon,) studied this question.