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Creator
- United States. Army. Office of the Chief of Engineers 3
Topic
- Bridges--Design and construction 3
- River engineering 3
- United States--Appropriations and expenditures 3
- River surveys 2
- Railroad construction & maintenance 1
- United States. Congress--Records and correspondence 1
Region
- Boston >> Suffolk County >> Massachusetts >> United States 2
- Elk River >> Lauderdale >> Alabama >> United States 2
- Limestone >> Alabama >> United States 2
- Massachusetts >> United States 2
- Oregon >> United States 2
- Portland >> Clackamas County >> Oregon >> United States 2
- Willamette River >> Multnomah County >> Oregon >> United States 2
- Yamhill River >> Yamhill County >> Oregon >> United States 2
- Albany >> Linn County >> Oregon >> United States 1
- Alexandria >> City of Alexandria >> Virginia >> United States 1
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Type
- Text 2
- Collection 1