Search Constraints
You searched for:
All Creators
United States. Army. Corps of Engineers.
Remove constraint All Creators: United States. Army. Corps of Engineers.
Subject Geographic
Monongahela River (W. Va. and Pa.)
Remove constraint Subject Geographic: Monongahela River (W. Va. and Pa.)
All Subjects
Flood control.
Remove constraint All Subjects: Flood control.
All Subjects
Monongahela River (W. Va. and Pa.)
Remove constraint All Subjects: Monongahela River (W. Va. and Pa.)
1 entry found