Yazar
Barbara B Poppe
5 cilt bulundu.
Cilt sonuçları
Sentinels of the sun
Barbara B. Poppe, Kristen P. Jorden · Johnson Books
196 sayfa · 2006
Space environment / Solar activity
Directory of world seismograph stations
Barbara B. Poppe · U.S. Dept. of Commerce, NationalOceanic and Atmospheric Administration, Environmental Data and Information Service
465 sayfa · 1980
Directories / Seismological stations
Science on the web
Barbara B. Poppe · Dept. of Commerce, National Oceanic and Atmospheric Administration
48 sayfa · 1998
Science / World Wide Web / Study and teaching / Web sites for children / Computer network resources
Seismograph station codes and characteristics
Barbara B. Poppe · U.S. Dept. of the Interior, Geological Survey
171 sayfa · 1978
Seismological stations