Category:Oakland Harbor Training Walls (HAER images)
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English: The Oakland Harbor Training Walls — along the Oakland Estuary waterway at the Port of Oakland, in Oakland, California.
- Initial dry stone wall construction 1874-1894, by the U.S. Army Corps of Engineers.
- Images: HAER—Historic American Engineering Record documentation of California.
Media in category "Oakland Harbor Training Walls (HAER images)"
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