Bathymetric map : Alaska Peninsula, Trinity Islands / National Ocean Service.
| Author/creator | United States |
| Format | Map |
| Publication Info | Washington, D.C. : U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, National Ocean Service, 1987. |
| Description | 1 map : digital, PDF file |
| Supplemental Content | https://purl.fdlp.gov/GPO/LPS91884 |
| Supplemental Content | WinZIp ; tif.gz file, size 116MB |
| Subjects |
| Variant title | Filing title: Trinity Islands |
| Portion of title | Alaska Peninsula, Trinity Islands |
| Cartographic data | Scale 1:250,000 ; universal transverse Mercator proj. (W 156⁰--W 153⁰/N 57⁰--N 56⁰). |
| General note | Depths shown by gradient tints, isolines and soundings. |
| General note | Title from title screen (viewed on Mar. 24, 2008). |
| General note | Includes table of depth gradients, hydrographic survey information, NOS hydrographic survey index and index to adjoining sheets. |
| General note | "NOS NO 5-7." |
| General note | GPO Cataloging Record Distribution Program (CRDP). |
| Technical details | Mode of access: Internet from the NGDC NOAA web site. Address as of 3/24/08: http://www.ngdc.noaa.gov/mgg/bathymetry/maps/previews/NO%5F5-7.pdf; current access via PURL. |
| Genre/form | Bathymetric maps. |
| GPO item number | 0191-B-17 (online) |
| Govt. docs number | C 55.418/7:NOS NO 5-7 |