• 1 Books
• 1 Maps, Atlases

• 1 Earthquakes
• 1 Gas fields
• 1 Geology
• 1 Oil fields
• 1 Petroleum

• 1 Haraguchi, Yukiko
• 1 Kageyama, Kunio
• 1 Kaneko, Nobuyuki
• 1 Kokudo Chiriin
• 1 Makino, Tokio
• 1 Satō, Shigeru
• 1 Sugai, Kanji

• 2 Japanese
• 1 English

Limit year range