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You searched for: Date ca. 1890-1920 Remove constraint Date: ca. 1890-1920 Topical Subjects Dams--Monongahela River (W. Va. and Pa.) Remove constraint Topical Subjects: Dams--Monongahela River (W. Va. and Pa.)
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View of construction site of a lock and dam with crew members along Monongahela River.
View of water rushing over dam.