Heiskanen, Weikko Aleksanteri, 1895- The earth and its gravity field / W. A. Heiskanen and F. A. Veni ng Meinesz - New York : McGraw-Hill, 1958 - x, 470 p. : ill., maps (part fold.) diagrs., profiles, tables. ; 24 cm - McGraw-Hill series in the geological sciences . Includes bibliographies Subjects--Topical Terms: Magnetism, TerrestrialEarth Dewey Class. No.: 538.7