Historical survey of U.S. seismograph stations
By: by Barbara B. Poppe.
Series: Geological survey professional paper ; 1096; Geological Survey professional paper ;; 1096.
Publisher: U.S. Govt. Print. Off.
Published: 1979
Place of publication: Washington
Language: eng
Number of pages: 389
Subjects: Seismological stations -- United States.
Notes: Bibliography: p. 3.