Historical survey of U.S. seismograph stations
By: by Barbara B. Poppe
Contributors: Geological Survey (U.S.)
Series: Geological Survey professional paper -- 1096
Publisher: Dept. of the Interior, Geological Survey; for sale by the Supt. of Docs., U.S. Govt. Print. Off.
Published: 1979
Place of publication: [Reston, Va.]; Washington
Language: eng
Number of pages: 389
Subjects: Seismological stations -- United States -- Directories
Notes: Includes bibliographical references