 | |
| Series | Total Intensity Aeromagnetic Map |
| No. | 30 |
| Map Name | Areas off the Coast of Sanriku District (1, 2, 3, 4) |
| Scale | 1:200,000 |
| Author | HORIKAWA Yoshio, NAKATSUKA Tadashi, OKUBO Yasukuni and NAKAI Junji |
| Publish Year | 1982 |
| Publisher | Geological Survey of Japan |
| Price | ¥1,100 |
| Remarks | 4 sheets set |