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An investigation of volcanic depressions. Part 1 - Geologic and geophysical features of calderas Progress reportPreferred classification of calderas and volcano- tectonic depressions based on relative amounts of lava and proclastic ejecta
Document ID
19680007904
Document Type
Contractor Report (CR)
Authors
Mc Birney, A. R. (Oregon Univ. Eugene, OR, United States)
Williams, H. (Oregon Univ. Eugene, OR, United States)
Date Acquired
August 4, 2013
Publication Date
January 22, 1968
Subject Category
Geophysics
Report/Patent Number
NASA-CR-93188
Accession Number
68N17373
Funding Number(s)
CONTRACT_GRANT: NGR-38-033-012
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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