| Type |  Map |
| ชื่อเรื่อง | World ocean floors [map] : Arctic Ocean ; Diving into our past / produced by the Cartographic Division, NationalGeographic Society ; John B. Garver Jr., chiefcartographer |
| ผู้แต่ง | National geographic society (u.s.). Cartographic division |
| พิมพลักษณ์ | Washington, D.C. : The Society, 1990, c1989 |
| รูปเล่ม | 2 maps on 1 sheet : both sides, col. ; 47 x 61 cm. and 61 x 47 cm., sheet 52 x 80 cm., folded to 14 x 16 cm |
| หัวเรื่อง | Ocean bottom --Arctic Ocean --Maps [] |
| | Ocean bottom --Atlantic Ocean --Maps [] |
| | Submarine topography --Arctic Ocean --Maps [] |
| | Submarine topography --Atlantic Ocean --Maps [] |