The Global Digital Seismograph Network-day tape
By: by John P. Hoffman.
Series: USGS open file report -- 80-289; Open-file report (Geological Survey (U.S.)) -- 80-289.
Publisher: U.S. Geological Survey
Published: 1980
Place of publication: [Denver]
Language: eng
Format: Microform
Number of pages: 37
Subjects: Seismology -- Observations -- Data processing.
Genres: Observations
Notes: Microfiche. Washington U.S. Govt. Print. Off. [1981] 1 fiche 11 x 15 cm.