LIV. Is the thickness of the earth's crust a small or a large fraction of the earth's radius ?
Pratt, John HenryТом:
18
Мова:
english
Журнал:
The London, Edinburgh, and Dublin Philosophical Magazine and Journal of Science
DOI:
10.1080/14786445908642778
Date:
November, 1859
Файл:
PDF, 661 KB
english, 1859