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Topical Subjects
- Dams--Monongahela River (W. Va. and Pa.)--Design and construction.[remove]5
- Locks (Hydraulic engineering)--Monongahela River (W. Va. and Pa.)--Design and construction.3
- Dams--West Virginia.2
- Rivers--Monongahela.2
- Cities--Morgantown--Scenes and Views.1
- Construction workers.1
- Counties--Monongalia--Dams.1
- Counties--Monongalia--Scenes and Views.1
- Dams--Monongahela River (W. Va. and Pa.)1
- Locks (Hydraulic engineering)--Monongahela River (W. Va. and Pa.)1
- Steamboats--West Virginia--Morgantown.1