| Book | Save | ||
| 1 | Title: | Improvement of rivers and harbors: The Pacific Northwest | |
| Creator: | Mitchell, John H., 1835-1905 | ||
| Publication: | Washington,1886. | ||
| Call #: | B 4228, no. 43 | ||
| Extent: | 22 p. | ||
| Subjects: | Harbors -- Northwest, Pacific | Columbia River -- Commerce | ||
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