Geological Literature Search (GEOLIS) (Geological Survey of Japan / AIST)
Authors=NAYLOR W.I.
Journal/Book_names=Geological Survey of Tanganyika Quarter Degree Sheet 20, First Edition
pages=1 sheet
Publish_year=1961
Publisher=Geological Survey Division, Dodoma
Language_of_Text=EN
note=地質図郭左外に簡単な説明文あり ; 大きさ（55 × 71 cm） ; 矩形範囲情報（左下緯度 = -2.5, 左下経度 = 32, 右上緯度 = -2, 右上経度 = 32.5）
ID=90000403