Geological Map, 1:200,000, Aikawa and a Part of Nagaoka (Sado-ga Shima)

Authors=SUMI Yasuo, HIROSHIMA Toshio, SUDA Yoshiro

Journal/Book_names=Geological Map, 1:200,000

number=NJ-54-33,34

pages=1 steet

Publish_year=1990

Publish_Country=JPN

Publisher=Geological Survey of Japan

Language_of_Text=JA

note=矩形範囲情報（左下緯度 = 37.7983, 左下経度 = 138.1968, 右上緯度 = 38.3385, 右上経度 = 138.5817）

ID=199005257