Pacific Ocean, Marianas, Island of Guam, Territory of Guam / National Ocean Survey.
| Author/creator | National Ocean Survey |
| Format | Map |
| Edition | Fourth edition, May 3, 1975. |
| Publication | Washington, D.C. : U.S. Department of Commerce, National Oceanic and Atmospheric Administration, National Ocean Survey, 1975. |
| Description | 1 online resource (1 map) : color |
| Supplemental Content | https://purl.fdlp.gov/GPO/gpo33025 |
| Subjects |
| Variant title | Island of Guam |
| Cartographic data | Scale 1:100,000 at latitude 13°22ʹ ; Mercator projection (E 144°25ʹ--E 145°05ʹ/N 13°50ʹ--N 12°50ʹ). |
| General note | "LORAN-C overprinted." |
| General note | Depths shown by isolines and soundings. |
| General note | Relief shown by contours and spot heights. |
| General note | Title from title screen (viewed Jan, 14, 2013). |
| General note | "Soundings in fathoms." |
| General note | Inset: Cocos Lagoon (Port Merizo). Scale 1:40,000. |
| General note | Includes tidal information. |
| Technical details | The .jpg versions of these maps require Adobe Photoshop or Adobe Acrobat 9 Pro to view. |
| GPO item number | 0191-B-14 (online) |
| Govt. docs number | C 55.418/7:81048/975 |