Title from cover.
Issues for <Jan. 1958>-1964 have title: Bulletin (Izvestiya). Geophysics series.
Imprint varies: Translated and published by the American Geophysical Union of the National Academy of Sciences, National Research Council, 1958-1964.
Published for the American Geophysical Union and the Pergamon Institute, New York, with the aid of a grant from the National Science Foundation.