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- Bridges--Oregon--Portland, 5 results
- black-and-white negatives, 5 results
- United States. Work Projects Administration. Oregon, 5 results
- Lumber, 3 results
- Buildings--Oregon--Portland, 2 results
- Cast-iron fronts (Architecture), 2 results
- Boats and boating, 1 results
- Street railroads, 1 results
- Railroad cars, 1 results
- Tugboats, 1 results