Columbia subject headings:
Harvard subject headings:
Geology--East Asia--Periodicals.
Geology--Japan--Periodicals
Natural history--East Asia--Periodicals.
Natural history--Japan--Periodicals.
Princeton subject headings:
Geology--East Aisa--Periodicals.
Geology--East Asia--Periodicals.
Geology--Japan--Periodicals.
Natural history--East Asia--Periodicals.
Natural history--Japan--Periodicals.
Periodicals.