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pro vyhledávání: '"Francis A. Tondorf"'
Autor:
Francis A. Tondorf, J.W.
Publikováno v:
Congressional Digest. Dec21, Vol. 1 Issue 3, p18-18. 1/6p.
Autor:
Francis A. Tondorf
Publikováno v:
Thought. 4:599-623
Publikováno v:
Bulletin of the Seismological Society of America. 5:177-189
Autor:
Francis A. Tondorf
Publikováno v:
Transactions, American Geophysical Union. 6:46
The Section of Seismology of the Geophysical Union appears satisfied that the number of seismic stations in the United States is adequate. It also feels that, though the installations at these stations are not, in every instance, of a class “A” c