About earthquakes.
Publisher: Harper
Published: 1957
Place of publication: New York
Language: eng
Number of pages: 168
Subjects: Seismology.; Earthquakes.
Description: Describes the causes of earthquakes, why and where they occur.  Instrumentation is discussed describing the use of pendulums in determining the size of an earthquake.
Notes: London ed. (F. Muller) has title: Earthquakes.

Includes bibliographies.