United States--west coast, Oregon--Washington, Columbia River, Alderdale to Blalock Islands /
| Corporate Author: | |
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| Format: | Government Document Map |
| Language: | English |
| Published: |
Washington, D.C. :
The Service,
1992.
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| Edition: | 10th ed., June 27/92. |
| Subjects: |
| Item Description: | "Provisional chart." Depths shown by isolines and soundings. Relief shown by contours and hachures. Shipping list number: 93-0021-P. "Soundings in feet." Cartographic material. |
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| Physical Description: | 1 map : color ; 31 x 153 cm., on sheet 72 x 112 cm. |