Pacific Ocean, Mariana Islands, Apra Harbor, Island of Guam, Territory of Guam / Coast Survey.
| Author/creator | United States Coast Survey |
| Format | Map |
| Publication Info | Washington, D.C. : U.S. Department of Commerce, National Oceanic and Atmospheric Administration, National Ocean Service, Coast Survey |
| Description | online resource (maps) : color |
| Supplemental Content | Current edition |
| Supplemental Content | Archives |
| Subjects |
| Portion of title | Apra Harbor |
| Cartographic data | Scale 1:10,000 at lat. 13°27ʹ ; Mercator projection (E 144°35ʹ--E 144°41ʹ/N 13°28ʹ--N 13°24ʹ). |
| Frequency | Irregular |
| General note | Depths shown by isolines and soundings. |
| General note | Relief shown by contours and hachures. |
| General note | "Soundings in feet." |
| General note | Includes tidal information. |
| General note | GPO Cataloging Record Distribution Program (CRDP). |
| Special numbering | "Formerly C&GS 4197, 1st ed., Sept 1957 KAPP 2830." |
| Special numbering | Numbering realigned 1974 to conform to a new uniform US numbering system for all navigation charts. |
| Source of description | Latest issue consulted: 16th ed., Sept. 2008. |
| Source of description | Description based on: 13th ed., Feb. 2003; title from title screen (viewed Jan. 14, 2013). |
| Issued in other form | Print version: United States Coast Survey. Pacific Ocean, Mariana Islands, Apra Harbor, Island of Guam, Territory of Guam |
| GPO item number | 0191-B-14 (online) |
| Govt. docs number | C 55.418/7:81054/ |
| Stock number | NSN 7642-01-401-3790 DOD |
| Stock number | 81 AHA 81054 NGA |
| Stock number | 81054 NOS |